Chapter 1
Lookup tables for all problems in current book

1.1 Section 1.2. Integrals as general and particular solutions. Page 16
1.2 Section 1.3. Slope fields and solution curves. Page 26
1.3 Section 1.4. Separable equations. Page 43
1.4 Section 1.5. Linear first order equations. Page 56
1.5 Section 1.6, Substitution methods and exact equations. Page 74
1.6 Chapter 1 review problems. Page 78
1.7 Section 5.1, second order linear equations. Page 299
1.8 Section 5.2, second order linear equations. Page 311
1.9 Section 5.3, second order linear equations. Page 323
1.10 Section 5.4, Mechanical Vibrations. Page 337
1.11 Section 5.5, Nonhomogeneous equations and undetermined coefficients Page 351
1.12 Section 5.6, Forced Oscillations and Resonance. Page 362
1.13 Section 7.2, Matrices and Linear systems. Page 417

1.1 Section 1.2. Integrals as general and particular solutions. Page 16

Table 1.1: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

651

1

\begin{align*} y^{\prime }&=2 x +1 \\ y \left (0\right ) &= 3 \\ \end{align*}

652

2

\begin{align*} y^{\prime }&=\left (x -2\right )^{2} \\ y \left (2\right ) &= 1 \\ \end{align*}

653

3

\begin{align*} y^{\prime }&=\sqrt {x} \\ y \left (4\right ) &= 0 \\ \end{align*}

654

4

\begin{align*} y^{\prime }&=\frac {1}{x^{2}} \\ y \left (1\right ) &= 5 \\ \end{align*}

655

5

\begin{align*} y^{\prime }&=\frac {1}{\sqrt {2+x}} \\ y \left (2\right ) &= -1 \\ \end{align*}

656

6

\begin{align*} y^{\prime }&=x \sqrt {x^{2}+9} \\ y \left (-4\right ) &= 0 \\ \end{align*}

657

7

\begin{align*} y^{\prime }&=\frac {10}{x^{2}+1} \\ y \left (0\right ) &= 0 \\ \end{align*}

658

8

\begin{align*} y^{\prime }&=\cos \left (2 x \right ) \\ y \left (0\right ) &= 1 \\ \end{align*}

659

9

\begin{align*} y^{\prime }&=\frac {1}{\sqrt {-x^{2}+1}} \\ y \left (0\right ) &= 0 \\ \end{align*}

660

10

\begin{align*} y^{\prime }&=x \,{\mathrm e}^{-x} \\ y \left (0\right ) &= 1 \\ \end{align*}

1.2 Section 1.3. Slope fields and solution curves. Page 26

Table 1.3: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

661

1

\begin{align*} y^{\prime }&=-y-\sin \left (x \right ) \\ \end{align*}

662

2

\begin{align*} y^{\prime }&=x +y \\ \end{align*}

663

3

\begin{align*} y^{\prime }&=y-\sin \left (x \right ) \\ \end{align*}

664

4

\begin{align*} y^{\prime }&=x -y \\ \end{align*}

665

5

\begin{align*} y^{\prime }&=y-x +1 \\ \end{align*}

666

6

\begin{align*} y^{\prime }&=x -y+1 \\ \end{align*}

667

8

\begin{align*} y^{\prime }&=x^{2}-y \\ \end{align*}

668

9

\begin{align*} y^{\prime }&=x^{2}-y-2 \\ \end{align*}

669

11

\begin{align*} y^{\prime }&=2 y^{2} x^{2} \\ y \left (1\right ) &= -1 \\ \end{align*}

670

12

\begin{align*} y^{\prime }&=\ln \left (y\right ) x \\ \end{align*}

671

13

\begin{align*} y^{\prime }&=y^{{1}/{3}} \\ y \left (0\right ) &= 1 \\ \end{align*}

672

14

\begin{align*} y^{\prime }&=y^{{1}/{3}} \\ y \left (0\right ) &= 0 \\ \end{align*}

673

17

\begin{align*} y y^{\prime }&=-1+x \\ y \left (0\right ) &= 1 \\ \end{align*}

674

18

\begin{align*} y y^{\prime }&=-1+x \\ y \left (1\right ) &= 0 \\ \end{align*}

675

19

\begin{align*} y^{\prime }&=\ln \left (1+y^{2}\right ) \\ y \left (0\right ) &= 0 \\ \end{align*}

676

20

\begin{align*} y^{\prime }&=x^{2}-y^{2} \\ \end{align*}

1.3 Section 1.4. Separable equations. Page 43

Table 1.5: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

677

1

\begin{align*} y^{\prime }+2 y x&=0 \\ \end{align*}

678

2

\begin{align*} y^{\prime }+2 x y^{2}&=0 \\ \end{align*}

679

3

\begin{align*} y^{\prime }&=\sin \left (x \right ) y \\ \end{align*}

680

4

\begin{align*} \left (x +1\right ) y^{\prime }&=4 y \\ \end{align*}

681

5

\begin{align*} 2 \sqrt {x}\, y^{\prime }&=\sqrt {1-y^{2}} \\ \end{align*}

682

6

\begin{align*} y^{\prime }&=3 \sqrt {y x} \\ \end{align*}

683

7

\begin{align*} y^{\prime }&=4 \left (y x \right )^{{1}/{3}} \\ \end{align*}

684

8

\begin{align*} y^{\prime }&=2 x \sec \left (y\right ) \\ \end{align*}

685

9

\begin{align*} \left (-x^{2}+1\right ) y^{\prime }&=2 y \\ \end{align*}

686

10

\begin{align*} \left (x^{2}+1\right ) y^{\prime }&=\left (1+y\right )^{2} \\ \end{align*}

687

11

\begin{align*} y^{\prime }&=x y^{3} \\ \end{align*}

688

12

\begin{align*} y y^{\prime }&=x \left (1+y^{2}\right ) \\ \end{align*}

689

14

\begin{align*} y^{\prime }&=\frac {1+\sqrt {x}}{1+\sqrt {y}} \\ \end{align*}

690

15

\begin{align*} y^{\prime }&=\frac {\left (-1+x \right ) y^{5}}{x^{2} \left (2 y^{3}-y\right )} \\ \end{align*}

691

16

\begin{align*} \left (x^{2}+1\right ) \tan \left (y\right ) y^{\prime }&=x \\ \end{align*}

692

17

\begin{align*} y^{\prime }&=1+x +y+y x \\ \end{align*}

693

18

\begin{align*} x^{2} y^{\prime }&=1-x^{2}+y^{2}-y^{2} x^{2} \\ \end{align*}

694

19

\begin{align*} y^{\prime }&={\mathrm e}^{x} y \\ y \left (0\right ) &= 2 \,{\mathrm e} \\ \end{align*}

695

20

\begin{align*} y^{\prime }&=3 x^{2} \left (1+y^{2}\right ) \\ y \left (0\right ) &= 1 \\ \end{align*}

696

21

\begin{align*} 2 y y^{\prime }&=\frac {x}{\sqrt {x^{2}-16}} \\ y \left (5\right ) &= 2 \\ \end{align*}

697

22

\begin{align*} y^{\prime }&=4 x^{3} y-y \\ y \left (1\right ) &= -3 \\ \end{align*}

698

23

\begin{align*} 1+y^{\prime }&=2 y \\ y \left (1\right ) &= 1 \\ \end{align*}

699

24

\begin{align*} \tan \left (x \right ) y^{\prime }&=y \\ y \left (\frac {\pi }{2}\right ) &= \frac {\pi }{2} \\ \end{align*}

700

25

\begin{align*} -y+y^{\prime } x&=2 x^{2} y \\ y \left (1\right ) &= 1 \\ \end{align*}

701

26

\begin{align*} y^{\prime }&=2 x y^{2}+3 y^{2} x^{2} \\ y \left (1\right ) &= -1 \\ \end{align*}

702

27

\begin{align*} y^{\prime }&=6 \,{\mathrm e}^{2 x -y} \\ y \left (0\right ) &= 0 \\ \end{align*}

703

28

\begin{align*} 2 \sqrt {x}\, y^{\prime }&=\cos \left (y\right )^{2} \\ y \left (4\right ) &= \frac {\pi }{4} \\ \end{align*}

1.4 Section 1.5. Linear first order equations. Page 56

Table 1.7: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

704

1

\begin{align*} y^{\prime }+y&=2 \\ y \left (0\right ) &= 0 \\ \end{align*}

705

2

\begin{align*} y^{\prime }-2 y&=3 \,{\mathrm e}^{2 x} \\ y \left (0\right ) &= 0 \\ \end{align*}

706

3

\begin{align*} y^{\prime }+3 y&=2 x \,{\mathrm e}^{-3 x} \\ \end{align*}

707

4

\begin{align*} y^{\prime }-2 y x&={\mathrm e}^{x^{2}} \\ \end{align*}

708

5

\begin{align*} y^{\prime } x +2 y&=3 x \\ y \left (1\right ) &= 5 \\ \end{align*}

709

6

\begin{align*} 2 y^{\prime } x +y&=10 \sqrt {x} \\ y \left (2\right ) &= 5 \\ \end{align*}

710

7

\begin{align*} 2 y^{\prime } x +y&=10 \sqrt {x} \\ \end{align*}

711

8

\begin{align*} y+3 y^{\prime } x&=12 x \\ \end{align*}

712

9

\begin{align*} -y+y^{\prime } x&=x \\ y \left (1\right ) &= 7 \\ \end{align*}

713

10

\begin{align*} 2 y^{\prime } x -3 y&=9 x^{3} \\ \end{align*}

714

11

\begin{align*} y^{\prime } x +y&=3 y x \\ y \left (1\right ) &= 0 \\ \end{align*}

715

12

\begin{align*} y^{\prime } x +3 y&=2 x^{5} \\ y \left (2\right ) &= 1 \\ \end{align*}

716

13

\begin{align*} y^{\prime }+y&={\mathrm e}^{x} \\ y \left (0\right ) &= 1 \\ \end{align*}

717

14

\begin{align*} y^{\prime } x -3 y&=x^{3} \\ y \left (1\right ) &= 10 \\ \end{align*}

718

15

\begin{align*} y^{\prime }+2 y x&=x \\ y \left (0\right ) &= -2 \\ \end{align*}

719

16

\begin{align*} y^{\prime }&=\left (1-y\right ) \cos \left (x \right ) \\ y \left (\pi \right ) &= 2 \\ \end{align*}

720

17

\begin{align*} \left (x +1\right ) y^{\prime }+y&=\cos \left (x \right ) \\ y \left (0\right ) &= 1 \\ \end{align*}

721

18

\begin{align*} y^{\prime } x&=2 y+\cos \left (x \right ) x^{3} \\ \end{align*}

722

19

\begin{align*} y^{\prime }+\cot \left (x \right ) y&=\cos \left (x \right ) \\ \end{align*}

723

20

\begin{align*} y^{\prime }&=1+x +y+y x \\ y \left (0\right ) &= 0 \\ \end{align*}

724

21

\begin{align*} y^{\prime } x&=3 y+x^{4} \cos \left (x \right ) \\ y \left (2 \pi \right ) &= 0 \\ \end{align*}

725

22

\begin{align*} y^{\prime }&=2 y x +3 x^{2} {\mathrm e}^{x^{2}} \\ y \left (0\right ) &= 5 \\ \end{align*}

726

23

\begin{align*} y^{\prime } x +\left (2 x -3\right ) y&=4 x^{4} \\ \end{align*}

727

24

\begin{align*} \left (x^{2}+4\right ) y^{\prime }+3 y x&=x \\ y \left (0\right ) &= 1 \\ \end{align*}

728

25

\begin{align*} \left (x^{2}+1\right ) y^{\prime }+3 x^{3} y&=6 x \,{\mathrm e}^{-\frac {3 x^{2}}{2}} \\ y \left (0\right ) &= 1 \\ \end{align*}

1.5 Section 1.6, Substitution methods and exact equations. Page 74

Table 1.9: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

729

1

\begin{align*} \left (x +y\right ) y^{\prime }&=x -y \\ \end{align*}

730

2

\begin{align*} 2 y y^{\prime } x&=x^{2}+y^{2} \\ \end{align*}

731

3

\begin{align*} y^{\prime } x&=y+2 \sqrt {y x} \\ \end{align*}

732

4

\begin{align*} \left (x -y\right ) y^{\prime }&=x +y \\ \end{align*}

733

5

\begin{align*} x \left (x +y\right ) y^{\prime }&=y \left (x -y\right ) \\ \end{align*}

734

6

\begin{align*} \left (x +2 y\right ) y^{\prime }&=y \\ \end{align*}

735

7

\begin{align*} y^{\prime } y^{2} x&=x^{3}+y^{3} \\ \end{align*}

736

8

\begin{align*} x^{2} y^{\prime }&=y x +x^{2} {\mathrm e}^{\frac {y}{x}} \\ \end{align*}

737

9

\begin{align*} x^{2} y^{\prime }&=y x +y^{2} \\ \end{align*}

738

10

\begin{align*} y y^{\prime } x&=x^{2}+3 y^{2} \\ \end{align*}

739

11

\begin{align*} \left (x^{2}-y^{2}\right ) y^{\prime }&=2 y x \\ \end{align*}

740

12

\begin{align*} y y^{\prime } x&=y^{2}+x \sqrt {4 x^{2}+y^{2}} \\ \end{align*}

741

13

\begin{align*} y^{\prime } x&=y+\sqrt {x^{2}+y^{2}} \\ \end{align*}

742

14

\begin{align*} x +y y^{\prime }&=\sqrt {x^{2}+y^{2}} \\ \end{align*}

743

15

\begin{align*} x \left (x +y\right ) y^{\prime }+y \left (3 x +y\right )&=0 \\ \end{align*}

744

16

\begin{align*} y^{\prime }&=\sqrt {x +y+1} \\ \end{align*}

745

17

\begin{align*} y^{\prime }&=\left (4 x +y\right )^{2} \\ \end{align*}

746

18

\begin{align*} \left (x +y\right ) y^{\prime }&=0 \\ \end{align*}

747

19

\begin{align*} x^{2} y^{\prime }+2 y x&=5 y^{3} \\ \end{align*}

748

20

\begin{align*} y^{2} y^{\prime }+2 x y^{3}&=6 x \\ \end{align*}

749

21

\begin{align*} y^{\prime }&=y+y^{3} \\ \end{align*}

750

22

\begin{align*} x^{2} y^{\prime }+2 y x&=5 y^{4} \\ \end{align*}

751

23

\begin{align*} y^{\prime } x +6 y&=3 x y^{{4}/{3}} \\ \end{align*}

752

24

\begin{align*} 2 y^{\prime } x +y^{3} {\mathrm e}^{-2 x}&=2 y x \\ \end{align*}

753

25

\begin{align*} y^{2} \left (y^{\prime } x +y\right ) \sqrt {x^{4}+1}&=x \\ \end{align*}

754

26

\begin{align*} 3 y^{2} y^{\prime }+y^{3}&={\mathrm e}^{-x} \\ \end{align*}

755

27

\begin{align*} 3 y^{\prime } y^{2} x&=3 x^{4}+y^{3} \\ \end{align*}

756

28

\begin{align*} x \,{\mathrm e}^{y} y^{\prime }&=2 \,{\mathrm e}^{y}+2 x^{3} {\mathrm e}^{2 x} \\ \end{align*}

757

29

\begin{align*} 2 x \sin \left (y\right ) \cos \left (y\right ) y^{\prime }&=4 x^{2}+\sin \left (y\right )^{2} \\ \end{align*}

758

30

\begin{align*} \left ({\mathrm e}^{y}+x \right ) y^{\prime }&=x \,{\mathrm e}^{-y}-1 \\ \end{align*}

759

31

\begin{align*} 2 x +3 y+\left (3 x +2 y\right ) y^{\prime }&=0 \\ \end{align*}

760

32

\begin{align*} 4 x -y+\left (6 y-x \right ) y^{\prime }&=0 \\ \end{align*}

761

33

\begin{align*} 3 x^{2}+2 y^{2}+\left (4 y x +6 y^{2}\right ) y^{\prime }&=0 \\ \end{align*}

762

34

\begin{align*} 2 x y^{2}+3 x^{2}+\left (2 x^{2} y+4 y^{3}\right ) y^{\prime }&=0 \\ \end{align*}

763

35

\begin{align*} x^{3}+\frac {y}{x}+\left (y^{2}+\ln \left (x \right )\right ) y^{\prime }&=0 \\ \end{align*}

764

36

\begin{align*} 1+y \,{\mathrm e}^{y x}+\left (2 y+x \,{\mathrm e}^{y x}\right ) y^{\prime }&=0 \\ \end{align*}

765

37

\begin{align*} \cos \left (x \right )+\ln \left (y\right )+\left (\frac {x}{y}+{\mathrm e}^{y}\right ) y^{\prime }&=0 \\ \end{align*}

766

38

\begin{align*} x +\arctan \left (y\right )+\frac {\left (x +y\right ) y^{\prime }}{1+y^{2}}&=0 \\ \end{align*}

767

39

\begin{align*} 3 x^{2} y^{3}+y^{4}+\left (3 x^{3} y^{2}+y^{4}+4 x y^{3}\right ) y^{\prime }&=0 \\ \end{align*}

768

40

\begin{align*} {\mathrm e}^{x} \sin \left (y\right )+\tan \left (y\right )+\left ({\mathrm e}^{x} \cos \left (y\right )+x \sec \left (y\right )^{2}\right ) y^{\prime }&=0 \\ \end{align*}

769

41

\begin{align*} \frac {2 x}{y}-\frac {3 y^{2}}{x^{4}}+\left (\frac {2 y}{x^{3}}-\frac {x^{2}}{y^{2}}+\frac {1}{\sqrt {y}}\right ) y^{\prime }&=0 \\ \end{align*}

770

42

\begin{align*} \frac {2 x^{{5}/{2}}-3 y^{{5}/{3}}}{2 x^{{5}/{2}} y^{{2}/{3}}}+\frac {\left (3 y^{{5}/{3}}-2 x^{{5}/{2}}\right ) y^{\prime }}{3 x^{{3}/{2}} y^{{5}/{3}}}&=0 \\ \end{align*}

1.6 Chapter 1 review problems. Page 78

Table 1.11: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

771

1

\begin{align*} x^{3}+3 y-y^{\prime } x&=0 \\ \end{align*}

772

2

\begin{align*} x y^{2}+3 y^{2}-x^{2} y^{\prime }&=0 \\ \end{align*}

773

3

\begin{align*} y x +y^{2}-x^{2} y^{\prime }&=0 \\ \end{align*}

774

4

\begin{align*} 2 x y^{3}+{\mathrm e}^{x}+\left (3 y^{2} x^{2}+\sin \left (y\right )\right ) y^{\prime }&=0 \\ \end{align*}

775

5

\begin{align*} 3 y+x^{4} y^{\prime }&=2 y x \\ \end{align*}

776

6

\begin{align*} 2 x y^{2}+x^{2} y^{\prime }&=y^{2} \\ \end{align*}

777

7

\begin{align*} 2 x^{2} y+x^{3} y^{\prime }&=1 \\ \end{align*}

778

8

\begin{align*} x^{2} y^{\prime }+2 y x&=y^{2} \\ \end{align*}

779

9

\begin{align*} y^{\prime } x +2 y&=6 \sqrt {y}\, x^{2} \\ \end{align*}

780

10

\begin{align*} y^{\prime }&=1+x^{2}+y^{2}+y^{2} x^{2} \\ \end{align*}

781

11

\begin{align*} x^{2} y^{\prime }&=y x +3 y^{2} \\ \end{align*}

782

12

\begin{align*} 6 x y^{3}+2 y^{4}+\left (9 y^{2} x^{2}+8 x y^{3}\right ) y^{\prime }&=0 \\ \end{align*}

783

13

\begin{align*} y^{\prime }&=1+x^{2}+y^{2}+x^{2} y^{4} \\ \end{align*}

784

14

\begin{align*} x^{3} y^{\prime }&=x^{2} y-y^{3} \\ \end{align*}

785

15

\begin{align*} y^{\prime }+3 y&=3 x^{2} {\mathrm e}^{-3 x} \\ \end{align*}

786

16

\begin{align*} y^{\prime }&=x^{2}-2 y x +y^{2} \\ \end{align*}

787

17

\begin{align*} {\mathrm e}^{x}+y \,{\mathrm e}^{y x}+\left ({\mathrm e}^{y}+x \,{\mathrm e}^{y x}\right ) y^{\prime }&=0 \\ \end{align*}

788

18

\begin{align*} 2 x^{2} y-x^{3} y^{\prime }&=y^{3} \\ \end{align*}

789

19

\begin{align*} 3 x^{5} y^{2}+x^{3} y^{\prime }&=2 y^{2} \\ \end{align*}

790

20

\begin{align*} y^{\prime } x +3 y&=\frac {3}{x^{{3}/{2}}} \\ \end{align*}

791

21

\begin{align*} \left (x^{2}-1\right ) y^{\prime }+\left (-1+x \right ) y&=1 \\ \end{align*}

792

22

\begin{align*} y^{\prime } x&=6 y+12 x^{4} y^{{2}/{3}} \\ \end{align*}

793

23

\begin{align*} {\mathrm e}^{y}+\cos \left (x \right ) y+\left (x \,{\mathrm e}^{y}+\sin \left (x \right )\right ) y^{\prime }&=0 \\ \end{align*}

794

24

\begin{align*} 9 y^{2} x^{2}+x^{{3}/{2}} y^{\prime }&=y^{2} \\ \end{align*}

795

25

\begin{align*} 2 y+\left (x +1\right ) y^{\prime }&=3 x +3 \\ \end{align*}

796

26

\begin{align*} 9 \sqrt {x}\, y^{{4}/{3}}-12 x^{{1}/{5}} y^{{3}/{2}}+\left (8 x^{{3}/{2}} y^{{1}/{3}}-15 x^{{6}/{5}} \sqrt {y}\right ) y^{\prime }&=0 \\ \end{align*}

797

27

\begin{align*} 3 y+x^{3} y^{4}+3 y^{\prime } x&=0 \\ \end{align*}

798

28

\begin{align*} y^{\prime } x +y&=2 \,{\mathrm e}^{2 x} \\ \end{align*}

799

29

\begin{align*} \left (2 x +1\right ) y^{\prime }+y&=\left (2 x +1\right )^{{3}/{2}} \\ \end{align*}

800

31(a)

\begin{align*} y^{\prime }&=3 \left (y+7\right ) x^{2} \\ \end{align*}

801

31 (b)

\begin{align*} y^{\prime }&=3 \left (y+7\right ) x^{2} \\ \end{align*}

802

32 (b)

\begin{align*} y^{\prime }&=x y^{3}-y x \\ \end{align*}

803

33 (a)

\begin{align*} y^{\prime }&=\frac {-3 x^{2}-2 y^{2}}{4 y x} \\ \end{align*}

804

34 (a)

\begin{align*} y^{\prime }&=\frac {x +3 y}{-3 x +y} \\ \end{align*}

805

35 (a)

\begin{align*} y^{\prime }&=\frac {2 y x +2 x}{x^{2}+1} \\ \end{align*}

806

36 (a)

\begin{align*} y^{\prime }&=\cot \left (x \right ) \left (\sqrt {y}-y\right ) \\ \end{align*}

1.7 Section 5.1, second order linear equations. Page 299

Table 1.13: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

807

1

\begin{align*} y^{\prime \prime }-y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 5 \\ \end{align*}

808

2

\begin{align*} y^{\prime \prime }-9 y&=0 \\ y \left (0\right ) &= -1 \\ y^{\prime }\left (0\right ) &= 15 \\ \end{align*}

809

3

\begin{align*} y^{\prime \prime }+4 y&=0 \\ y \left (0\right ) &= 3 \\ y^{\prime }\left (0\right ) &= 8 \\ \end{align*}

810

4

\begin{align*} y^{\prime \prime }+25 y&=0 \\ y \left (0\right ) &= 10 \\ y^{\prime }\left (0\right ) &= -10 \\ \end{align*}

811

5

\begin{align*} 2 y-3 y^{\prime }+y^{\prime \prime }&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

812

6

\begin{align*} y^{\prime \prime }+y^{\prime }-6 y&=0 \\ y \left (0\right ) &= 7 \\ y^{\prime }\left (0\right ) &= -1 \\ \end{align*}

813

7

\begin{align*} y^{\prime \prime }+y^{\prime }&=0 \\ y \left (0\right ) &= -2 \\ y^{\prime }\left (0\right ) &= 8 \\ \end{align*}

814

8

\begin{align*} y^{\prime \prime }-3 y^{\prime }&=0 \\ y \left (0\right ) &= 4 \\ y^{\prime }\left (0\right ) &= -2 \\ \end{align*}

815

9

\begin{align*} y+2 y^{\prime }+y^{\prime \prime }&=0 \\ y \left (0\right ) &= 2 \\ y^{\prime }\left (0\right ) &= -1 \\ \end{align*}

816

10

\begin{align*} y^{\prime \prime }-10 y^{\prime }+25 y&=0 \\ y \left (0\right ) &= 3 \\ y^{\prime }\left (0\right ) &= 13 \\ \end{align*}

817

11

\begin{align*} y^{\prime \prime }-2 y^{\prime }+2 y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 5 \\ \end{align*}

818

12

\begin{align*} y^{\prime \prime }+6 y^{\prime }+13 y&=0 \\ y \left (0\right ) &= 2 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

819

13

\begin{align*} x^{2} y^{\prime \prime }-2 y^{\prime } x +2 y&=0 \\ y \left (1\right ) &= 3 \\ y^{\prime }\left (1\right ) &= 1 \\ \end{align*}

820

14

\begin{align*} x^{2} y^{\prime \prime }+2 y^{\prime } x -6 y&=0 \\ y \left (2\right ) &= 10 \\ y^{\prime }\left (2\right ) &= 15 \\ \end{align*}

821

15

\begin{align*} x^{2} y^{\prime \prime }-y^{\prime } x +y&=0 \\ y \left (1\right ) &= 7 \\ y^{\prime }\left (1\right ) &= 2 \\ \end{align*}

822

16

\begin{align*} x^{2} y^{\prime \prime }+y^{\prime } x +y&=0 \\ y \left (1\right ) &= 2 \\ y^{\prime }\left (1\right ) &= 3 \\ \end{align*}

823

33

\begin{align*} 2 y-3 y^{\prime }+y^{\prime \prime }&=0 \\ \end{align*}

824

34

\begin{align*} y^{\prime \prime }+2 y^{\prime }-15 y&=0 \\ \end{align*}

825

35

\begin{align*} y^{\prime \prime }+5 y^{\prime }&=0 \\ \end{align*}

826

36

\begin{align*} 2 y^{\prime \prime }+3 y^{\prime }&=0 \\ \end{align*}

827

37

\begin{align*} 2 y^{\prime \prime }-y^{\prime }-y&=0 \\ \end{align*}

828

38

\begin{align*} 4 y^{\prime \prime }+8 y^{\prime }+3 y&=0 \\ \end{align*}

829

39

\begin{align*} 4 y^{\prime \prime }+4 y^{\prime }+y&=0 \\ \end{align*}

830

40

\begin{align*} 9 y^{\prime \prime }-12 y^{\prime }+4 y&=0 \\ \end{align*}

831

41

\begin{align*} 6 y^{\prime \prime }-7 y^{\prime }-20 y&=0 \\ \end{align*}

832

42

\begin{align*} 35 y^{\prime \prime }-y^{\prime }-12 y&=0 \\ \end{align*}

833

52

\begin{align*} x^{2} y^{\prime \prime }+y^{\prime } x -y&=0 \\ \end{align*}

834

53

\begin{align*} x^{2} y^{\prime \prime }+2 y^{\prime } x -12 y&=0 \\ \end{align*}

835

54

\begin{align*} 4 x^{2} y^{\prime \prime }+8 y^{\prime } x -3 y&=0 \\ \end{align*}

836

55

\begin{align*} x^{2} y^{\prime \prime }+y^{\prime } x&=0 \\ \end{align*}

837

56

\begin{align*} x^{2} y^{\prime \prime }-3 y^{\prime } x +4 y&=0 \\ \end{align*}

1.8 Section 5.2, second order linear equations. Page 311

Table 1.15: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

838

21

\begin{align*} y^{\prime \prime }+y&=3 x \\ y \left (0\right ) &= 2 \\ y^{\prime }\left (0\right ) &= -2 \\ \end{align*}

839

22

\begin{align*} y^{\prime \prime }-4 y&=12 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 10 \\ \end{align*}

840

23

\begin{align*} y^{\prime \prime }-2 y^{\prime }-3 y&=6 \\ y \left (0\right ) &= 3 \\ y^{\prime }\left (0\right ) &= 11 \\ \end{align*}

841

24

\begin{align*} y^{\prime \prime }-2 y^{\prime }+2 y&=2 x \\ y \left (0\right ) &= 4 \\ y^{\prime }\left (0\right ) &= 8 \\ \end{align*}

842

26(a.1)

\begin{align*} y^{\prime \prime }+2 y&=4 \\ \end{align*}

843

26(a.2)

\begin{align*} y^{\prime \prime }+2 y&=6 x \\ \end{align*}

844

26(b)

\begin{align*} y^{\prime \prime }+2 y&=6 x +4 \\ \end{align*}

1.9 Section 5.3, second order linear equations. Page 323

Table 1.17: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

845

1

\begin{align*} y^{\prime \prime }-4 y&=0 \\ \end{align*}

846

2

\begin{align*} 2 y^{\prime \prime }-3 y^{\prime }&=0 \\ \end{align*}

847

3

\begin{align*} y^{\prime \prime }+3 y^{\prime }-10 y&=0 \\ \end{align*}

848

4

\begin{align*} 2 y^{\prime \prime }-7 y^{\prime }+3 y&=0 \\ \end{align*}

849

5

\begin{align*} y^{\prime \prime }+6 y^{\prime }+9 y&=0 \\ \end{align*}

850

6

\begin{align*} y^{\prime \prime }+5 y^{\prime }+5 y&=0 \\ \end{align*}

851

7

\begin{align*} 4 y^{\prime \prime }-12 y^{\prime }+9 y&=0 \\ \end{align*}

852

8

\begin{align*} y^{\prime \prime }-6 y^{\prime }+13 y&=0 \\ \end{align*}

853

9

\begin{align*} y^{\prime \prime }+8 y^{\prime }+25 y&=0 \\ \end{align*}

854

21

\begin{align*} y^{\prime \prime }-4 y^{\prime }+3 y&=0 \\ y \left (0\right ) &= 7 \\ y^{\prime }\left (0\right ) &= 11 \\ \end{align*}

855

22

\begin{align*} 9 y^{\prime \prime }+6 y^{\prime }+4 y&=0 \\ y \left (0\right ) &= 3 \\ y^{\prime }\left (0\right ) &= 4 \\ \end{align*}

856

23

\begin{align*} y^{\prime \prime }-6 y^{\prime }+25 y&=0 \\ y \left (0\right ) &= 4 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

857

45

\begin{align*} y^{\prime \prime }-2 i y^{\prime }+3 y&=0 \\ \end{align*}

858

46

\begin{align*} y^{\prime \prime }-i y^{\prime }+6 y&=0 \\ \end{align*}

859

47

\begin{align*} y^{\prime \prime }&=\left (-2+2 i \sqrt {3}\right ) y \\ \end{align*}

860

52

\begin{align*} x^{2} y^{\prime \prime }+y^{\prime } x +9 y&=0 \\ \end{align*}

861

53

\begin{align*} x^{2} y^{\prime \prime }+7 y^{\prime } x +25 y&=0 \\ \end{align*}

1.10 Section 5.4, Mechanical Vibrations. Page 337

Table 1.19: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

862

15

\begin{align*} \frac {x^{\prime \prime }}{2}+3 x^{\prime }+4 x&=0 \\ x \left (0\right ) &= 2 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

863

16

\begin{align*} 3 x^{\prime \prime }+30 x^{\prime }+63 x&=0 \\ x \left (0\right ) &= 2 \\ x^{\prime }\left (0\right ) &= 2 \\ \end{align*}

864

17

\begin{align*} x^{\prime \prime }+8 x^{\prime }+16 x&=0 \\ x \left (0\right ) &= 5 \\ x^{\prime }\left (0\right ) &= -10 \\ \end{align*}

865

18

\begin{align*} 2 x^{\prime \prime }+12 x^{\prime }+50 x&=0 \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= -8 \\ \end{align*}

866

19

\begin{align*} 4 x^{\prime \prime }+20 x^{\prime }+169 x&=0 \\ x \left (0\right ) &= 4 \\ x^{\prime }\left (0\right ) &= 16 \\ \end{align*}

867

20

\begin{align*} 2 x^{\prime \prime }+16 x^{\prime }+40 x&=0 \\ x \left (0\right ) &= 5 \\ x^{\prime }\left (0\right ) &= 4 \\ \end{align*}

868

21

\begin{align*} x^{\prime \prime }+10 x^{\prime }+125 x&=0 \\ x \left (0\right ) &= 6 \\ x^{\prime }\left (0\right ) &= 50 \\ \end{align*}

1.11 Section 5.5, Nonhomogeneous equations and undetermined coefficients Page 351

Table 1.21: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

869

1

\begin{align*} y^{\prime \prime }+16 y&={\mathrm e}^{3 x} \\ \end{align*}

870

2

\begin{align*} y^{\prime \prime }-y^{\prime }-2 y&=3 x +4 \\ \end{align*}

871

3

\begin{align*} y^{\prime \prime }-y^{\prime }-6 y&=2 \sin \left (3 x \right ) \\ \end{align*}

872

4

\begin{align*} 4 y^{\prime \prime }+4 y^{\prime }+y&=3 x \,{\mathrm e}^{x} \\ \end{align*}

873

5

\begin{align*} y^{\prime \prime }+y^{\prime }+y&=\sin \left (x \right )^{2} \\ \end{align*}

874

6

\begin{align*} 2 y^{\prime \prime }+4 y^{\prime }+7 y&=x^{2} \\ \end{align*}

875

7

\begin{align*} y^{\prime \prime }-4 y&=\sinh \left (x \right ) \\ \end{align*}

876

8

\begin{align*} y^{\prime \prime }-4 y&=\cosh \left (2 x \right ) \\ \end{align*}

877

9

\begin{align*} y^{\prime \prime }+2 y^{\prime }-3 y&=1+x \,{\mathrm e}^{x} \\ \end{align*}

878

10

\begin{align*} y^{\prime \prime }+9 y&=2 \cos \left (3 x \right )+3 \sin \left (3 x \right ) \\ \end{align*}

879

16

\begin{align*} y^{\prime \prime }+9 y&=2 x^{2} {\mathrm e}^{3 x}+5 \\ \end{align*}

880

21

\begin{align*} y^{\prime \prime }-2 y^{\prime }+2 y&={\mathrm e}^{x} \sin \left (x \right ) \\ \end{align*}

881

23

\begin{align*} y^{\prime \prime }+4 y&=3 x \cos \left (2 x \right ) \\ \end{align*}

882

25

\begin{align*} y^{\prime \prime }+3 y^{\prime }+2 y&=x \left ({\mathrm e}^{-x}-{\mathrm e}^{-2 x}\right ) \\ \end{align*}

883

26

\begin{align*} y^{\prime \prime }-6 y^{\prime }+13 y&=x \,{\mathrm e}^{3 x} \sin \left (2 x \right ) \\ \end{align*}

884

31

\begin{align*} y^{\prime \prime }+4 y&=2 x \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 2 \\ \end{align*}

885

32

\begin{align*} y^{\prime \prime }+3 y^{\prime }+2 y&={\mathrm e}^{x} \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 3 \\ \end{align*}

886

33

\begin{align*} y^{\prime \prime }+9 y&=\sin \left (2 x \right ) \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

887

34

\begin{align*} y^{\prime \prime }+y&=\cos \left (x \right ) \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= -1 \\ \end{align*}

888

35

\begin{align*} y^{\prime \prime }-2 y^{\prime }+2 y&=x +1 \\ y \left (0\right ) &= 3 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

889

44

\begin{align*} y^{\prime \prime }+y^{\prime }+y&=\sin \left (3 x \right ) \sin \left (x \right ) \\ \end{align*}

890

45

\begin{align*} y^{\prime \prime }+9 y&=\sin \left (x \right )^{4} \\ \end{align*}

891

46

\begin{align*} y^{\prime \prime }+y&=x \cos \left (x \right )^{3} \\ \end{align*}

892

47

\begin{align*} y^{\prime \prime }+3 y^{\prime }+2 y&=4 \,{\mathrm e}^{x} \\ \end{align*}

893

48

\begin{align*} y^{\prime \prime }-2 y^{\prime }-8 y&=3 \,{\mathrm e}^{-2 x} \\ \end{align*}

894

49

\begin{align*} y^{\prime \prime }-4 y^{\prime }+4 y&=2 \,{\mathrm e}^{2 x} \\ \end{align*}

895

50

\begin{align*} y^{\prime \prime }-4 y&=\sinh \left (2 x \right ) \\ \end{align*}

896

51

\begin{align*} y^{\prime \prime }+4 y&=\cos \left (3 x \right ) \\ \end{align*}

897

52

\begin{align*} y^{\prime \prime }+9 y&=\sin \left (3 x \right ) \\ \end{align*}

898

53

\begin{align*} y^{\prime \prime }+9 y&=2 \sec \left (3 x \right ) \\ \end{align*}

899

54

\begin{align*} y^{\prime \prime }+y&=\csc \left (x \right )^{2} \\ \end{align*}

900

55

\begin{align*} y^{\prime \prime }+4 y&=\sin \left (x \right )^{2} \\ \end{align*}

901

56

\begin{align*} y^{\prime \prime }-4 y&=x \,{\mathrm e}^{x} \\ \end{align*}

902

57

\begin{align*} x^{2} y^{\prime \prime }+y^{\prime } x -y&=72 x^{5} \\ \end{align*}

903

58

\begin{align*} x^{2} y^{\prime \prime }-4 y^{\prime } x +6 y&=x^{3} \\ \end{align*}

904

59

\begin{align*} x^{2} y^{\prime \prime }-3 y^{\prime } x +4 y&=x^{4} \\ \end{align*}

905

60

\begin{align*} 4 x^{2} y^{\prime \prime }-4 y^{\prime } x +3 y&=8 x^{{4}/{3}} \\ \end{align*}

906

61

\begin{align*} x^{2} y^{\prime \prime }+y^{\prime } x +y&=\ln \left (x \right ) \\ \end{align*}

907

62

\begin{align*} \left (x^{2}-1\right ) y^{\prime \prime }-2 y^{\prime } x +2 y&=x^{2}-1 \\ \end{align*}

1.12 Section 5.6, Forced Oscillations and Resonance. Page 362

Table 1.23: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

908

1

\begin{align*} x^{\prime \prime }+9 x&=10 \cos \left (2 t \right ) \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

909

2

\begin{align*} x^{\prime \prime }+4 x&=5 \sin \left (3 t \right ) \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

910

3

\begin{align*} x^{\prime \prime }+100 x&=225 \cos \left (5 t \right )+300 \sin \left (5 t \right ) \\ x \left (0\right ) &= 375 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

911

4

\begin{align*} x^{\prime \prime }+25 x&=90 \cos \left (4 t \right ) \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 90 \\ \end{align*}

912

5

\begin{align*} m x^{\prime \prime }+k x&=F_{0} \cos \left (\omega t \right ) \\ \end{align*}

913

7

\begin{align*} x^{\prime \prime }+4 x^{\prime }+4 x&=10 \cos \left (3 t \right ) \\ \end{align*}

914

8

\begin{align*} x^{\prime \prime }+3 x^{\prime }+5 x&=-4 \cos \left (5 t \right ) \\ \end{align*}

915

9

\begin{align*} 2 x^{\prime \prime }+2 x^{\prime }+x&=3 \sin \left (10 t \right ) \\ \end{align*}

916

10

\begin{align*} x^{\prime \prime }+3 x^{\prime }+3 x&=8 \cos \left (10 t \right )+6 \sin \left (10 t \right ) \\ \end{align*}

917

11

\begin{align*} x^{\prime \prime }+4 x^{\prime }+5 x&=10 \cos \left (3 t \right ) \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

918

12

\begin{align*} x^{\prime \prime }+6 x^{\prime }+13 x&=10 \sin \left (5 t \right ) \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

919

12

\begin{align*} x^{\prime \prime }+6 x^{\prime }+13 x&=10 \sin \left (5 t \right ) \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

920

13

\begin{align*} x^{\prime \prime }+2 x^{\prime }+26 x&=600 \cos \left (10 t \right ) \\ x \left (0\right ) &= 10 \\ x^{\prime }\left (0\right ) &= 0 \\ \end{align*}

921

14

\begin{align*} x^{\prime \prime }+8 x^{\prime }+25 x&=200 \cos \left (t \right )+520 \sin \left (t \right ) \\ x \left (0\right ) &= -30 \\ x^{\prime }\left (0\right ) &= -10 \\ \end{align*}

1.13 Section 7.2, Matrices and Linear systems. Page 417

Table 1.25: Lookup table

ID

problem

ODE

Solved?

Maple

Mma

Sympy

922

problem 3

\begin{align*} x^{\prime }\left (t \right )&=-3 y \left (t \right ) \\ y^{\prime }\left (t \right )&=3 x \left (t \right ) \\ \end{align*}

923

problem 4

\begin{align*} x^{\prime }\left (t \right )&=3 x \left (t \right )-2 y \left (t \right ) \\ y^{\prime }\left (t \right )&=2 x \left (t \right )+y \left (t \right ) \\ \end{align*}

924

problem 5

\begin{align*} x^{\prime }\left (t \right )&=2 x \left (t \right )+4 y \left (t \right )+3 \,{\mathrm e}^{t} \\ y^{\prime }\left (t \right )&=5 x \left (t \right )-y \left (t \right )-t^{2} \\ \end{align*}

925

problem 7

\begin{align*} x^{\prime }\left (t \right )&=y \left (t \right )+z \left (t \right ) \\ y^{\prime }\left (t \right )&=x \left (t \right )+z \left (t \right ) \\ z^{\prime }\left (t \right )&=x \left (t \right )+y \left (t \right ) \\ \end{align*}

926

problem 11

\begin{align*} x_{1}^{\prime }\left (t \right )&=x_{2} \left (t \right ) \\ x_{2}^{\prime }\left (t \right )&=2 x_{3} \left (t \right ) \\ x_{3}^{\prime }\left (t \right )&=3 x_{4} \left (t \right ) \\ x_{4}^{\prime }\left (t \right )&=4 x_{1} \left (t \right ) \\ \end{align*}

927

problem 12

\begin{align*} x_{1}^{\prime }\left (t \right )&=x_{2} \left (t \right )+x_{3} \left (t \right )+1 \\ x_{2}^{\prime }\left (t \right )&=x_{3} \left (t \right )+x_{4} \left (t \right )+t \\ x_{3}^{\prime }\left (t \right )&=x_{1} \left (t \right )+x_{4} \left (t \right )+t^{2} \\ x_{4}^{\prime }\left (t \right )&=x_{1} \left (t \right )+x_{2} \left (t \right )+t^{3} \\ \end{align*}