| # |
ID |
ODE |
Solved? |
Maple |
Mma |
Sympy |
time(sec) |
| 14701 |
\begin{align*}
y^{\prime \prime }&=x \,{\mathrm e}^{x} \\
y \left (0\right ) &= 0 \\
y^{\prime }\left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.681 |
|
| 14702 |
\begin{align*}
-\frac {u^{\prime \prime }}{2}&=x \\
u \left (0\right ) &= 0 \\
u \left (1\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.681 |
|
| 14703 |
\begin{align*}
y^{\prime \prime }+5 y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.682 |
|
| 14704 |
\begin{align*}
x^{2} y^{\prime \prime }+y^{\prime } x +y&=0 \\
\end{align*} Series expansion around \(x=1\). |
✓ |
✓ |
✓ |
✓ |
1.683 |
|
| 14705 |
\begin{align*}
y^{\prime }&=3 \left (y+7\right ) x^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.684 |
|
| 14706 |
\begin{align*}
x^{\prime }&=2 x-5 y+4 \\
y^{\prime }&=3 x-7 y+5 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.685 |
|
| 14707 |
\begin{align*}
y^{\prime }+\alpha y&={\mathrm e}^{\beta x} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.686 |
|
| 14708 |
\begin{align*}
y^{\prime }&=y^{2}-\frac {2}{x^{2}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.686 |
|
| 14709 |
\begin{align*}
x^{\prime \prime }+6 x^{\prime }+10 x&=0 \\
x \left (0\right ) &= 3 \\
x^{\prime }\left (0\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.686 |
|
| 14710 |
\begin{align*}
y^{\prime }&=y^{2}-3 y+2 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.686 |
|
| 14711 |
\begin{align*}
y^{\prime }&=y^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.686 |
|
| 14712 |
\begin{align*}
y^{\prime \prime }+2 {y^{\prime }}^{2}&=2 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.687 |
|
| 14713 |
\begin{align*}
y {y^{\prime }}^{2}+2 y^{\prime } x -y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.688 |
|
| 14714 |
\begin{align*}
x {y^{\prime }}^{2}-2 y y^{\prime }+x +2 y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.688 |
|
| 14715 |
\begin{align*}
x^{2} y^{\prime \prime }+2 y^{\prime } x +4 y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.688 |
|
| 14716 |
\begin{align*}
y^{\prime }-3 y&=\left \{\begin {array}{cc} \sin \left (t \right ) & 0\le t <\frac {\pi }{2} \\ 1 & \frac {\pi }{2}\le t \end {array}\right . \\
y \left (0\right ) &= 2 \\
\end{align*} Using Laplace transform method. |
✓ |
✓ |
✓ |
✗ |
1.689 |
|
| 14717 |
\begin{align*}
\left (-x^{2}+1\right ) y^{\prime \prime }-2 y^{\prime } x +2 y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.689 |
|
| 14718 |
\begin{align*}
y^{\prime \prime \prime }-5 y^{\prime } x&={\mathrm e}^{x}+1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.690 |
|
| 14719 |
\begin{align*}
y^{\prime }+y^{2}&=x^{2}+1 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.691 |
|
| 14720 |
\begin{align*}
x \ln \left (x \right ) y^{\prime }-x +y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.691 |
|
| 14721 |
\begin{align*}
y^{\prime \prime \prime \prime }-16 y&=g \left (t \right ) \\
y \left (0\right ) &= 0 \\
y^{\prime }\left (0\right ) &= 0 \\
y^{\prime \prime }\left (0\right ) &= 0 \\
y^{\prime \prime \prime }\left (0\right ) &= 0 \\
\end{align*} Using Laplace transform method. |
✓ |
✓ |
✓ |
✓ |
1.691 |
|
| 14722 |
\begin{align*}
y^{\prime }+y&=y^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.691 |
|
| 14723 |
\begin{align*}
\left (t -1\right ) y^{\prime \prime }-y^{\prime } t +y&=2 t \,{\mathrm e}^{-t} \\
y \left (0\right ) &= 0 \\
y^{\prime }\left (0\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.691 |
|
| 14724 |
\begin{align*}
y^{\prime }&=2 y+\delta \left (t -3\right ) \\
y \left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.691 |
|
| 14725 |
\begin{align*}
y^{\prime \prime }&=k^{2} y \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.693 |
|
| 14726 |
\begin{align*}
\left (c +2 b x +a \,x^{2}+y^{2}\right )^{2} y^{\prime \prime }+d y&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
1.693 |
|
| 14727 |
\begin{align*}
x^{\prime }&=2 y \\
y^{\prime }&=-2 x-y \\
\end{align*} With initial conditions \begin{align*}
x \left (0\right ) &= -1 \\
y \left (0\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.693 |
|
| 14728 |
\begin{align*}
y+y^{\prime }&=\left \{\begin {array}{cc} 2 & 0\le t \le 1 \\ 0 & 1<t \end {array}\right . \\
y \left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.694 |
|
| 14729 |
\begin{align*}
y^{\prime \prime }-4 y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.694 |
|
| 14730 |
\begin{align*}
3 x^{2}+3 x y^{2}+\left (3 x^{2} y-3 y^{2}+2 y\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.694 |
|
| 14731 |
\begin{align*}
y^{\prime \prime }&=\frac {\left (7 a \,x^{2}+5\right ) y^{\prime }}{x \left (a \,x^{2}+1\right )}-\frac {\left (15 a \,x^{2}+5\right ) y}{x^{2} \left (a \,x^{2}+1\right )} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.695 |
|
| 14732 |
\begin{align*}
\left (-x^{2}+1\right ) y^{\prime \prime }-y^{\prime } x -a^{2} y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.695 |
|
| 14733 |
\begin{align*}
y^{\prime }&=-y+3 t \\
y \left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.695 |
|
| 14734 |
\begin{align*}
y y^{\prime \prime }+{y^{\prime }}^{2}&=2 y y^{\prime } \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.696 |
|
| 14735 |
\begin{align*}
x^{\prime \prime }&=4 \left (t +3\right )^{2} \\
x \left (0\right ) &= 1 \\
x^{\prime }\left (0\right ) &= -1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.697 |
|
| 14736 |
\begin{align*}
-y+y^{\prime }&=2 \,{\mathrm e}^{2 t} t \\
y \left (0\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.697 |
|
| 14737 |
\begin{align*}
y^{\prime \prime } x +y^{\prime }+y x&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.697 |
|
| 14738 |
\begin{align*}
-y^{\prime } x +y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.698 |
|
| 14739 |
\begin{align*}
4 y^{3} {y^{\prime }}^{2}+4 y^{\prime } x +y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.699 |
|
| 14740 |
\begin{align*}
x^{2} y^{\prime \prime }+y^{\prime } x +\left (x^{2}-\frac {1}{9}\right ) y&=0 \\
\end{align*} Series expansion around \(x=0\). |
✓ |
✓ |
✓ |
✓ |
1.699 |
|
| 14741 |
\begin{align*}
n \left (n +1\right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \\
\end{align*} Series expansion around \(x=0\). |
✓ |
✓ |
✓ |
✓ |
1.700 |
|
| 14742 |
\begin{align*}
u^{\prime \prime }+\frac {u^{\prime }}{4}+u&=\frac {\operatorname {Heaviside}\left (t -5\right ) \left (t -5\right )-\operatorname {Heaviside}\left (t -5-k \right ) \left (t -5-k \right )}{k} \\
u \left (0\right ) &= 0 \\
u^{\prime }\left (0\right ) &= 0 \\
\end{align*} Using Laplace transform method. |
✓ |
✓ |
✓ |
✓ |
1.701 |
|
| 14743 |
\begin{align*}
y^{\prime \prime }+9 y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.701 |
|
| 14744 |
\begin{align*}
y^{\prime }&=\cos \left (x -y\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.702 |
|
| 14745 |
\begin{align*}
y^{\prime \prime }+y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.703 |
|
| 14746 |
\begin{align*}
\frac {x^{\prime }+t x^{\prime \prime }}{t}&=-2 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.703 |
|
| 14747 |
\begin{align*}
y^{\prime }&=\left (x^{2}+y^{2}\right )^{2} \\
\end{align*} |
✗ |
✗ |
✗ |
✗ |
1.704 |
|
| 14748 |
\begin{align*}
y-y^{\prime } x +\left (-x \cot \left (x \right )+1\right ) y^{\prime \prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.704 |
|
| 14749 |
\begin{align*}
x^{\prime \prime }+x^{\prime }&=3 t \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.704 |
|
| 14750 |
\begin{align*}
x^{2} y^{\prime \prime }-y^{\prime } x +\left (2 x^{2}+\frac {5}{9}\right ) y&=0 \\
\end{align*} Series expansion around \(x=0\). |
✓ |
✓ |
✓ |
✓ |
1.704 |
|
| 14751 |
\begin{align*}
\sin \left (x \right ) y^{\prime \prime }&=y^{\prime } \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.704 |
|
| 14752 |
\begin{align*}
y^{\prime \prime }+4 y^{\prime }-12 y&=\delta \left (t -3\right ) \\
y \left (0\right ) &= 0 \\
y^{\prime }\left (0\right ) &= 0 \\
\end{align*} Using Laplace transform method. |
✓ |
✓ |
✓ |
✓ |
1.705 |
|
| 14753 |
\begin{align*}
\left (t -1\right ) y^{\prime \prime }-y^{\prime } t +y&=2 t \,{\mathrm e}^{-t} \\
y \left (0\right ) &= 0 \\
y^{\prime }\left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.705 |
|
| 14754 |
\begin{align*}
y^{\prime }&=F \left (y \,{\mathrm e}^{-b x}\right ) {\mathrm e}^{b x} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.706 |
|
| 14755 |
\begin{align*}
y^{\prime \prime } x +\sin \left (x \right ) y&=x \\
y \left (\pi \right ) &= 1 \\
y^{\prime }\left (\pi \right ) &= 0 \\
\end{align*} Series expansion around \(x=\pi \). |
✓ |
✓ |
✓ |
✗ |
1.706 |
|
| 14756 |
\begin{align*}
y^{\prime }&=x^{2}-2 y \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.707 |
|
| 14757 |
\begin{align*}
3 y^{\prime \prime }+2 y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.707 |
|
| 14758 |
\begin{align*}
x^{\prime }&=x+2 y+2 t +1 \\
y^{\prime }&=5 x+y+3 t -1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.707 |
|
| 14759 |
\begin{align*}
y^{\prime } x -y-\frac {x}{\ln \left (x \right )}&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.707 |
|
| 14760 |
\begin{align*}
{y^{\prime }}^{2} \left (x^{2}-1\right )-y^{2}+1&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.707 |
|
| 14761 |
\begin{align*}
y^{\prime \prime }+9 y&=\operatorname {Heaviside}\left (t -10\right ) \\
y \left (0\right ) &= 0 \\
y^{\prime }\left (0\right ) &= 0 \\
\end{align*} Using Laplace transform method. |
✓ |
✓ |
✓ |
✓ |
1.707 |
|
| 14762 |
\begin{align*}
4 y+y^{\prime \prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.707 |
|
| 14763 |
\begin{align*}
y^{\prime \prime }+y&=1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.708 |
|
| 14764 |
\begin{align*}
y^{\prime \prime }+9 y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.709 |
|
| 14765 |
\begin{align*}
t^{2} y^{\prime \prime }+\left (t -1\right ) y^{\prime }-y&={\mathrm e}^{-t} t^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.709 |
|
| 14766 |
\begin{align*}
x_{1}^{\prime }&=x_{2} \\
x_{2}^{\prime }&=2 x_{3} \\
x_{3}^{\prime }&=3 x_{4} \\
x_{4}^{\prime }&=4 x_{1} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.710 |
|
| 14767 |
\begin{align*}
t^{2} y^{\prime \prime }+y^{\prime } t -2 y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.710 |
|
| 14768 |
\begin{align*}
y+x^{3} \left (3 x^{2}+a \right ) y^{\prime }+x^{6} y^{\prime \prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.711 |
|
| 14769 |
\begin{align*}
y^{\prime }&=y^{2}+a \,{\mathrm e}^{8 \lambda x}+b \,{\mathrm e}^{6 \lambda x}+c \,{\mathrm e}^{4 \lambda x}-\lambda ^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.711 |
|
| 14770 |
\begin{align*}
L y^{\prime }+R y&=E \\
y \left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.712 |
|
| 14771 |
\begin{align*}
3 x y^{2}-x^{2}+\left (3 x^{2} y-6 y^{2}-1\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.712 |
|
| 14772 |
\begin{align*}
y^{\prime \prime }+n^{2} y&=\sec \left (x n \right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.712 |
|
| 14773 |
\begin{align*}
x^{2} y^{\prime \prime }-y^{\prime } x +\left (x^{2}+\frac {8}{9}\right ) y&=0 \\
\end{align*} Series expansion around \(x=0\). |
✓ |
✓ |
✓ |
✓ |
1.713 |
|
| 14774 |
\begin{align*}
y^{\prime \prime }-2 b x y^{\prime }+b^{2} x^{2} y&=x \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.714 |
|
| 14775 |
\begin{align*}
4 x -2 y y^{\prime }+x {y^{\prime }}^{2}&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.714 |
|
| 14776 |
\begin{align*}
9 x^{2} y^{\prime \prime }+3 y^{\prime } x +y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.715 |
|
| 14777 |
\begin{align*}
1+y^{\prime }&=2 y \\
y \left (1\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.716 |
|
| 14778 |
\begin{align*}
y^{\prime }&=y+2 t \\
y \left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.716 |
|
| 14779 |
\begin{align*}
y^{\prime \prime }+y^{\prime }&=0 \\
y \left (0\right ) &= -2 \\
y^{\prime }\left (0\right ) &= 8 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.717 |
|
| 14780 |
\begin{align*}
y^{\prime \prime }+y^{\prime } t +{\mathrm e}^{-t^{2}} y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.717 |
|
| 14781 |
\begin{align*}
y^{\prime }-2 y x&={\mathrm e}^{x} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.717 |
|
| 14782 |
\begin{align*}
y^{\prime }-2 y x&=-1 \\
y \left (0\right ) &= \frac {\sqrt {\pi }}{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.717 |
|
| 14783 |
\begin{align*}
y^{\prime }&={\mathrm e}^{\frac {2}{y}} \\
y \left (1\right ) &= 2 \\
\end{align*} |
✓ |
✓ |
✗ |
✓ |
1.717 |
|
| 14784 |
\begin{align*}
x^{2} y^{\prime \prime }-5 y^{\prime } x +9 y&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.717 |
|
| 14785 |
\begin{align*}
y^{\prime \prime } x +3 y^{\prime }-y&=x \\
\end{align*} Series expansion around \(x=0\). |
✓ |
✓ |
✓ |
✗ |
1.718 |
|
| 14786 |
\begin{align*}
y+2 y^{\prime \prime }+y^{\prime \prime \prime \prime }&=x^{2} \cos \left (x \right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.718 |
|
| 14787 |
\begin{align*}
y^{\prime \prime }+a^{2} y&=f \left (t \right ) \\
\end{align*} Using Laplace transform method. |
✓ |
✓ |
✓ |
✓ |
1.719 |
|
| 14788 |
\begin{align*}
y^{\prime }&=3 \left (y+7\right ) x^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.720 |
|
| 14789 |
\begin{align*}
4 \,{\mathrm e}^{2 y} {y^{\prime }}^{2}+2 y^{\prime } x -1&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.720 |
|
| 14790 |
\begin{align*}
y^{\prime \prime }+8 y^{\prime }+16 y&=4 \\
y \left (0\right ) &= {\frac {5}{4}} \\
y^{\prime }\left (0\right ) &= 0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.720 |
|
| 14791 |
\begin{align*}
{y^{\prime }}^{3}-a \,x^{4}&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.720 |
|
| 14792 |
\begin{align*}
\operatorname {f3} \left (x \right ) y^{2}+\operatorname {f2} \left (x \right ) y y^{\prime }+\operatorname {f1} \left (x \right ) {y^{\prime }}^{2}+\operatorname {f0} \left (x \right ) y y^{\prime \prime }&=0 \\
\end{align*} |
✗ |
✗ |
✗ |
✗ |
1.722 |
|
| 14793 |
\begin{align*}
y y^{\prime \prime }-3 {y^{\prime }}^{2}&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
1.722 |
|
| 14794 |
\begin{align*}
7 y^{\prime \prime } x +10 y^{\prime }+\left (-x^{2}+1\right ) y&=0 \\
\end{align*} Series expansion around \(x=0\). |
✓ |
✓ |
✓ |
✓ |
1.722 |
|
| 14795 |
\begin{align*}
a -2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.723 |
|
| 14796 |
\begin{align*}
p \left (1+p \right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \\
\end{align*} Series expansion around \(x=\infty \). |
✓ |
✓ |
✓ |
✓ |
1.723 |
|
| 14797 |
\begin{align*}
x^{2} y^{\prime \prime }+y^{\prime } x -y&=72 x^{5} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.724 |
|
| 14798 |
\begin{align*}
-2 y+3 y^{\prime }&={\mathrm e}^{-\frac {\pi t}{2}} \\
y \left (0\right ) &= a \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.724 |
|
| 14799 |
\begin{align*}
a \left (2+a \right )^{2} y y^{\prime \prime }&=-a^{2} f \left (x \right )^{2} y^{4}+a^{2} \left (2+a \right ) y^{3} f^{\prime }\left (x \right )+a \left (2+a \right )^{2} f \left (x \right ) y^{2} y^{\prime }+\left (-1+a \right ) \left (2+a \right )^{2} {y^{\prime }}^{2} \\
\end{align*} |
✗ |
✗ |
✓ |
✗ |
1.724 |
|
| 14800 |
\begin{align*}
y^{\prime }&=\frac {-2 \cos \left (x \right ) x +2 x^{2} \sin \left (x \right )+2 x +2 y^{2}+4 y \cos \left (x \right ) x -4 y x +x^{2} \cos \left (2 x \right )+3 x^{2}-4 x^{2} \cos \left (x \right )}{2 x} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
1.725 |
|