Optimal. Leaf size=273 \[ -\frac{14 d^{9/2} \left (b^2-4 a c\right )^{11/4} \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}} \text{EllipticF}\left (\sin ^{-1}\left (\frac{\sqrt{b d+2 c d x}}{\sqrt{d} \sqrt [4]{b^2-4 a c}}\right ),-1\right )}{15 c \sqrt{a+b x+c x^2}}+\frac{28}{45} d^3 \left (b^2-4 a c\right ) \sqrt{a+b x+c x^2} (b d+2 c d x)^{3/2}+\frac{14 d^{9/2} \left (b^2-4 a c\right )^{11/4} \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}} E\left (\left .\sin ^{-1}\left (\frac{\sqrt{b d+2 c x d}}{\sqrt [4]{b^2-4 a c} \sqrt{d}}\right )\right |-1\right )}{15 c \sqrt{a+b x+c x^2}}+\frac{4}{9} d \sqrt{a+b x+c x^2} (b d+2 c d x)^{7/2} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.25192, antiderivative size = 273, normalized size of antiderivative = 1., number of steps used = 8, number of rules used = 7, integrand size = 28, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {692, 691, 690, 307, 221, 1199, 424} \[ \frac{28}{45} d^3 \left (b^2-4 a c\right ) \sqrt{a+b x+c x^2} (b d+2 c d x)^{3/2}-\frac{14 d^{9/2} \left (b^2-4 a c\right )^{11/4} \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}} F\left (\left .\sin ^{-1}\left (\frac{\sqrt{b d+2 c x d}}{\sqrt [4]{b^2-4 a c} \sqrt{d}}\right )\right |-1\right )}{15 c \sqrt{a+b x+c x^2}}+\frac{14 d^{9/2} \left (b^2-4 a c\right )^{11/4} \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}} E\left (\left .\sin ^{-1}\left (\frac{\sqrt{b d+2 c x d}}{\sqrt [4]{b^2-4 a c} \sqrt{d}}\right )\right |-1\right )}{15 c \sqrt{a+b x+c x^2}}+\frac{4}{9} d \sqrt{a+b x+c x^2} (b d+2 c d x)^{7/2} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 692
Rule 691
Rule 690
Rule 307
Rule 221
Rule 1199
Rule 424
Rubi steps
\begin{align*} \int \frac{(b d+2 c d x)^{9/2}}{\sqrt{a+b x+c x^2}} \, dx &=\frac{4}{9} d (b d+2 c d x)^{7/2} \sqrt{a+b x+c x^2}+\frac{1}{9} \left (7 \left (b^2-4 a c\right ) d^2\right ) \int \frac{(b d+2 c d x)^{5/2}}{\sqrt{a+b x+c x^2}} \, dx\\ &=\frac{28}{45} \left (b^2-4 a c\right ) d^3 (b d+2 c d x)^{3/2} \sqrt{a+b x+c x^2}+\frac{4}{9} d (b d+2 c d x)^{7/2} \sqrt{a+b x+c x^2}+\frac{1}{15} \left (7 \left (b^2-4 a c\right )^2 d^4\right ) \int \frac{\sqrt{b d+2 c d x}}{\sqrt{a+b x+c x^2}} \, dx\\ &=\frac{28}{45} \left (b^2-4 a c\right ) d^3 (b d+2 c d x)^{3/2} \sqrt{a+b x+c x^2}+\frac{4}{9} d (b d+2 c d x)^{7/2} \sqrt{a+b x+c x^2}+\frac{\left (7 \left (b^2-4 a c\right )^2 d^4 \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}}\right ) \int \frac{\sqrt{b d+2 c d x}}{\sqrt{-\frac{a c}{b^2-4 a c}-\frac{b c x}{b^2-4 a c}-\frac{c^2 x^2}{b^2-4 a c}}} \, dx}{15 \sqrt{a+b x+c x^2}}\\ &=\frac{28}{45} \left (b^2-4 a c\right ) d^3 (b d+2 c d x)^{3/2} \sqrt{a+b x+c x^2}+\frac{4}{9} d (b d+2 c d x)^{7/2} \sqrt{a+b x+c x^2}+\frac{\left (14 \left (b^2-4 a c\right )^2 d^3 \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}}\right ) \operatorname{Subst}\left (\int \frac{x^2}{\sqrt{1-\frac{x^4}{\left (b^2-4 a c\right ) d^2}}} \, dx,x,\sqrt{b d+2 c d x}\right )}{15 c \sqrt{a+b x+c x^2}}\\ &=\frac{28}{45} \left (b^2-4 a c\right ) d^3 (b d+2 c d x)^{3/2} \sqrt{a+b x+c x^2}+\frac{4}{9} d (b d+2 c d x)^{7/2} \sqrt{a+b x+c x^2}-\frac{\left (14 \left (b^2-4 a c\right )^{5/2} d^4 \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}}\right ) \operatorname{Subst}\left (\int \frac{1}{\sqrt{1-\frac{x^4}{\left (b^2-4 a c\right ) d^2}}} \, dx,x,\sqrt{b d+2 c d x}\right )}{15 c \sqrt{a+b x+c x^2}}+\frac{\left (14 \left (b^2-4 a c\right )^{5/2} d^4 \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}}\right ) \operatorname{Subst}\left (\int \frac{1+\frac{x^2}{\sqrt{b^2-4 a c} d}}{\sqrt{1-\frac{x^4}{\left (b^2-4 a c\right ) d^2}}} \, dx,x,\sqrt{b d+2 c d x}\right )}{15 c \sqrt{a+b x+c x^2}}\\ &=\frac{28}{45} \left (b^2-4 a c\right ) d^3 (b d+2 c d x)^{3/2} \sqrt{a+b x+c x^2}+\frac{4}{9} d (b d+2 c d x)^{7/2} \sqrt{a+b x+c x^2}-\frac{14 \left (b^2-4 a c\right )^{11/4} d^{9/2} \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}} F\left (\left .\sin ^{-1}\left (\frac{\sqrt{b d+2 c d x}}{\sqrt [4]{b^2-4 a c} \sqrt{d}}\right )\right |-1\right )}{15 c \sqrt{a+b x+c x^2}}+\frac{\left (14 \left (b^2-4 a c\right )^{5/2} d^4 \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}}\right ) \operatorname{Subst}\left (\int \frac{\sqrt{1+\frac{x^2}{\sqrt{b^2-4 a c} d}}}{\sqrt{1-\frac{x^2}{\sqrt{b^2-4 a c} d}}} \, dx,x,\sqrt{b d+2 c d x}\right )}{15 c \sqrt{a+b x+c x^2}}\\ &=\frac{28}{45} \left (b^2-4 a c\right ) d^3 (b d+2 c d x)^{3/2} \sqrt{a+b x+c x^2}+\frac{4}{9} d (b d+2 c d x)^{7/2} \sqrt{a+b x+c x^2}+\frac{14 \left (b^2-4 a c\right )^{11/4} d^{9/2} \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}} E\left (\left .\sin ^{-1}\left (\frac{\sqrt{b d+2 c d x}}{\sqrt [4]{b^2-4 a c} \sqrt{d}}\right )\right |-1\right )}{15 c \sqrt{a+b x+c x^2}}-\frac{14 \left (b^2-4 a c\right )^{11/4} d^{9/2} \sqrt{-\frac{c \left (a+b x+c x^2\right )}{b^2-4 a c}} F\left (\left .\sin ^{-1}\left (\frac{\sqrt{b d+2 c d x}}{\sqrt [4]{b^2-4 a c} \sqrt{d}}\right )\right |-1\right )}{15 c \sqrt{a+b x+c x^2}}\\ \end{align*}
Mathematica [C] time = 0.201675, size = 167, normalized size = 0.61 \[ \frac{2 d^3 (d (b+2 c x))^{3/2} \left (8 c \left (-7 a^2 c+a \left (3 b^2-2 b c x-2 c^2 x^2\right )+x \left (8 b^2 c x+3 b^3+10 b c^2 x^2+5 c^3 x^3\right )\right )+7 \left (b^2-4 a c\right )^2 \sqrt{\frac{c (a+x (b+c x))}{4 a c-b^2}} \, _2F_1\left (\frac{1}{2},\frac{3}{4};\frac{7}{4};\frac{(b+2 c x)^2}{b^2-4 a c}\right )\right )}{45 c \sqrt{a+x (b+c x)}} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [B] time = 0.23, size = 703, normalized size = 2.6 \begin{align*}{\frac{{d}^{4}}{45\,c \left ( 2\,{c}^{2}{x}^{3}+3\,bc{x}^{2}+2\,acx+{b}^{2}x+ab \right ) }\sqrt{d \left ( 2\,cx+b \right ) }\sqrt{c{x}^{2}+bx+a} \left ( 320\,{x}^{6}{c}^{6}+960\,{x}^{5}b{c}^{5}+1344\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{-{\frac{2\,cx+b}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{{\frac{-b-2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}{\it EllipticE} \left ( 1/2\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{2},\sqrt{2} \right ){a}^{3}{c}^{3}-1008\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{-{\frac{2\,cx+b}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{{\frac{-b-2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}{\it EllipticE} \left ( 1/2\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{2},\sqrt{2} \right ){a}^{2}{b}^{2}{c}^{2}+252\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{-{\frac{2\,cx+b}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{{\frac{-b-2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}{\it EllipticE} \left ( 1/2\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{2},\sqrt{2} \right ) a{b}^{4}c-21\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{-{\frac{2\,cx+b}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{{\frac{-b-2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}{\it EllipticE} \left ( 1/2\,\sqrt{{\frac{b+2\,cx+\sqrt{-4\,ac+{b}^{2}}}{\sqrt{-4\,ac+{b}^{2}}}}}\sqrt{2},\sqrt{2} \right ){b}^{6}-128\,{x}^{4}a{c}^{5}+1232\,{x}^{4}{b}^{2}{c}^{4}-256\,{x}^{3}ab{c}^{4}+864\,{x}^{3}{b}^{3}{c}^{3}-448\,{x}^{2}{a}^{2}{c}^{4}+32\,{x}^{2}a{b}^{2}{c}^{3}+320\,{x}^{2}{b}^{4}{c}^{2}-448\,x{a}^{2}b{c}^{3}+160\,xa{b}^{3}{c}^{2}+48\,x{b}^{5}c-112\,{a}^{2}{b}^{2}{c}^{2}+48\,a{b}^{4}c \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (2 \, c d x + b d\right )}^{\frac{9}{2}}}{\sqrt{c x^{2} + b x + a}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{{\left (16 \, c^{4} d^{4} x^{4} + 32 \, b c^{3} d^{4} x^{3} + 24 \, b^{2} c^{2} d^{4} x^{2} + 8 \, b^{3} c d^{4} x + b^{4} d^{4}\right )} \sqrt{2 \, c d x + b d}}{\sqrt{c x^{2} + b x + a}}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (2 \, c d x + b d\right )}^{\frac{9}{2}}}{\sqrt{c x^{2} + b x + a}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]