Optimal. Leaf size=405 \[ \frac{x \left (a^2 c^2-14 a b c+b^2\right ) \sqrt{\frac{a c+a d x^2+b}{c+d x^2}}}{5 a d^2}-\frac{\sqrt{c} \left (a^2 c^2-14 a b c+b^2\right ) \sqrt{\frac{a c+a d x^2+b}{c+d x^2}} E\left (\tan ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|\frac{b}{b+a c}\right )}{5 a d^{5/2} \sqrt{\frac{c \left (a c+a d x^2+b\right )}{(a c+b) \left (c+d x^2\right )}}}-\frac{c^{3/2} (7 b-a c) \sqrt{\frac{a c+a d x^2+b}{c+d x^2}} F\left (\tan ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|\frac{b}{b+a c}\right )}{5 d^{5/2} \sqrt{\frac{c \left (a c+a d x^2+b\right )}{(a c+b) \left (c+d x^2\right )}}}+\frac{x (7 b-a c) \left (c+d x^2\right ) \sqrt{\frac{a c+a d x^2+b}{c+d x^2}}}{5 d^2}+\frac{6 a x^3 \left (c+d x^2\right ) \sqrt{\frac{a c+a d x^2+b}{c+d x^2}}}{5 d}-\frac{x^3 \left (a c+a d x^2+b\right ) \sqrt{\frac{a c+a d x^2+b}{c+d x^2}}}{d} \]
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Rubi [A] time = 0.876041, antiderivative size = 526, normalized size of antiderivative = 1.3, number of steps used = 9, number of rules used = 9, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.429, Rules used = {6722, 1975, 467, 581, 582, 531, 418, 492, 411} \[ \frac{x \left (a^2 c^2-14 a b c+b^2\right ) \sqrt{a c+a d x^2+b} \sqrt{a+\frac{b}{c+d x^2}}}{5 a d^2 \sqrt{a \left (c+d x^2\right )+b}}-\frac{\sqrt{c} \left (a^2 c^2-14 a b c+b^2\right ) \sqrt{a c+a d x^2+b} \sqrt{a+\frac{b}{c+d x^2}} E\left (\tan ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|\frac{b}{b+a c}\right )}{5 a d^{5/2} \sqrt{\frac{c \left (a c+a d x^2+b\right )}{(a c+b) \left (c+d x^2\right )}} \sqrt{a \left (c+d x^2\right )+b}}-\frac{c^{3/2} (7 b-a c) \sqrt{a c+a d x^2+b} \sqrt{a+\frac{b}{c+d x^2}} F\left (\tan ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|\frac{b}{b+a c}\right )}{5 d^{5/2} \sqrt{\frac{c \left (a c+a d x^2+b\right )}{(a c+b) \left (c+d x^2\right )}} \sqrt{a \left (c+d x^2\right )+b}}+\frac{x (7 b-a c) \left (c+d x^2\right ) \sqrt{a c+a d x^2+b} \sqrt{a+\frac{b}{c+d x^2}}}{5 d^2 \sqrt{a \left (c+d x^2\right )+b}}-\frac{x^3 \left (a c+a d x^2+b\right )^{3/2} \sqrt{a+\frac{b}{c+d x^2}}}{d \sqrt{a \left (c+d x^2\right )+b}}+\frac{6 a x^3 \left (c+d x^2\right ) \sqrt{a c+a d x^2+b} \sqrt{a+\frac{b}{c+d x^2}}}{5 d \sqrt{a \left (c+d x^2\right )+b}} \]
Antiderivative was successfully verified.
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Rule 6722
Rule 1975
Rule 467
Rule 581
Rule 582
Rule 531
Rule 418
Rule 492
Rule 411
Rubi steps
\begin{align*} \int x^4 \left (a+\frac{b}{c+d x^2}\right )^{3/2} \, dx &=\frac{\left (\sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{x^4 \left (b+a \left (c+d x^2\right )\right )^{3/2}}{\left (c+d x^2\right )^{3/2}} \, dx}{\sqrt{b+a \left (c+d x^2\right )}}\\ &=\frac{\left (\sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{x^4 \left (b+a c+a d x^2\right )^{3/2}}{\left (c+d x^2\right )^{3/2}} \, dx}{\sqrt{b+a \left (c+d x^2\right )}}\\ &=-\frac{x^3 \left (b+a c+a d x^2\right )^{3/2} \sqrt{a+\frac{b}{c+d x^2}}}{d \sqrt{b+a \left (c+d x^2\right )}}+\frac{\left (\sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{x^2 \sqrt{b+a c+a d x^2} \left (3 (b+a c)+6 a d x^2\right )}{\sqrt{c+d x^2}} \, dx}{d \sqrt{b+a \left (c+d x^2\right )}}\\ &=\frac{6 a x^3 \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d \sqrt{b+a \left (c+d x^2\right )}}-\frac{x^3 \left (b+a c+a d x^2\right )^{3/2} \sqrt{a+\frac{b}{c+d x^2}}}{d \sqrt{b+a \left (c+d x^2\right )}}+\frac{\left (\sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{x^2 \left (3 (5 b-a c) (b+a c) d+3 a (7 b-a c) d^2 x^2\right )}{\sqrt{c+d x^2} \sqrt{b+a c+a d x^2}} \, dx}{5 d^2 \sqrt{b+a \left (c+d x^2\right )}}\\ &=\frac{(7 b-a c) x \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d^2 \sqrt{b+a \left (c+d x^2\right )}}+\frac{6 a x^3 \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d \sqrt{b+a \left (c+d x^2\right )}}-\frac{x^3 \left (b+a c+a d x^2\right )^{3/2} \sqrt{a+\frac{b}{c+d x^2}}}{d \sqrt{b+a \left (c+d x^2\right )}}-\frac{\left (\sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{3 a c (7 b-a c) (b+a c) d^2-3 a \left (b^2-14 a b c+a^2 c^2\right ) d^3 x^2}{\sqrt{c+d x^2} \sqrt{b+a c+a d x^2}} \, dx}{15 a d^4 \sqrt{b+a \left (c+d x^2\right )}}\\ &=\frac{(7 b-a c) x \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d^2 \sqrt{b+a \left (c+d x^2\right )}}+\frac{6 a x^3 \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d \sqrt{b+a \left (c+d x^2\right )}}-\frac{x^3 \left (b+a c+a d x^2\right )^{3/2} \sqrt{a+\frac{b}{c+d x^2}}}{d \sqrt{b+a \left (c+d x^2\right )}}-\frac{\left (c (7 b-a c) (b+a c) \sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{1}{\sqrt{c+d x^2} \sqrt{b+a c+a d x^2}} \, dx}{5 d^2 \sqrt{b+a \left (c+d x^2\right )}}+\frac{\left (\left (b^2-14 a b c+a^2 c^2\right ) \sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{x^2}{\sqrt{c+d x^2} \sqrt{b+a c+a d x^2}} \, dx}{5 d \sqrt{b+a \left (c+d x^2\right )}}\\ &=\frac{\left (b^2-14 a b c+a^2 c^2\right ) x \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 a d^2 \sqrt{b+a \left (c+d x^2\right )}}+\frac{(7 b-a c) x \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d^2 \sqrt{b+a \left (c+d x^2\right )}}+\frac{6 a x^3 \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d \sqrt{b+a \left (c+d x^2\right )}}-\frac{x^3 \left (b+a c+a d x^2\right )^{3/2} \sqrt{a+\frac{b}{c+d x^2}}}{d \sqrt{b+a \left (c+d x^2\right )}}-\frac{c^{3/2} (7 b-a c) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}} F\left (\tan ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|\frac{b}{b+a c}\right )}{5 d^{5/2} \sqrt{\frac{c \left (b+a c+a d x^2\right )}{(b+a c) \left (c+d x^2\right )}} \sqrt{b+a \left (c+d x^2\right )}}-\frac{\left (c \left (b^2-14 a b c+a^2 c^2\right ) \sqrt{c+d x^2} \sqrt{a+\frac{b}{c+d x^2}}\right ) \int \frac{\sqrt{b+a c+a d x^2}}{\left (c+d x^2\right )^{3/2}} \, dx}{5 a d^2 \sqrt{b+a \left (c+d x^2\right )}}\\ &=\frac{\left (b^2-14 a b c+a^2 c^2\right ) x \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 a d^2 \sqrt{b+a \left (c+d x^2\right )}}+\frac{(7 b-a c) x \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d^2 \sqrt{b+a \left (c+d x^2\right )}}+\frac{6 a x^3 \left (c+d x^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}}}{5 d \sqrt{b+a \left (c+d x^2\right )}}-\frac{x^3 \left (b+a c+a d x^2\right )^{3/2} \sqrt{a+\frac{b}{c+d x^2}}}{d \sqrt{b+a \left (c+d x^2\right )}}-\frac{\sqrt{c} \left (b^2-14 a b c+a^2 c^2\right ) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}} E\left (\tan ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|\frac{b}{b+a c}\right )}{5 a d^{5/2} \sqrt{\frac{c \left (b+a c+a d x^2\right )}{(b+a c) \left (c+d x^2\right )}} \sqrt{b+a \left (c+d x^2\right )}}-\frac{c^{3/2} (7 b-a c) \sqrt{b+a c+a d x^2} \sqrt{a+\frac{b}{c+d x^2}} F\left (\tan ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|\frac{b}{b+a c}\right )}{5 d^{5/2} \sqrt{\frac{c \left (b+a c+a d x^2\right )}{(b+a c) \left (c+d x^2\right )}} \sqrt{b+a \left (c+d x^2\right )}}\\ \end{align*}
Mathematica [C] time = 0.848245, size = 308, normalized size = 0.76 \[ \frac{\sqrt{\frac{a c+a d x^2+b}{c+d x^2}} \left (x \sqrt{\frac{a d}{a c+b}} \left (-a^2 \left (c-d x^2\right ) \left (c+d x^2\right )^2+3 a b \left (2 c^2+3 c d x^2+d^2 x^4\right )+b^2 \left (7 c+2 d x^2\right )\right )-i c \left (a^2 c^2-14 a b c+b^2\right ) \sqrt{\frac{d x^2}{c}+1} \sqrt{\frac{a c+a d x^2+b}{a c+b}} E\left (i \sinh ^{-1}\left (\sqrt{\frac{a d}{b+a c}} x\right )|\frac{b}{a c}+1\right )+8 i b c (b-a c) \sqrt{\frac{d x^2}{c}+1} \sqrt{\frac{a c+a d x^2+b}{a c+b}} F\left (i \sinh ^{-1}\left (\sqrt{\frac{a d}{b+a c}} x\right )|\frac{b}{a c}+1\right )\right )}{5 d^2 \sqrt{\frac{a d}{a c+b}} \left (a \left (c+d x^2\right )+b\right )} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.033, size = 1098, normalized size = 2.7 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (a + \frac{b}{d x^{2} + c}\right )}^{\frac{3}{2}} x^{4}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{{\left (a d x^{6} +{\left (a c + b\right )} x^{4}\right )} \sqrt{\frac{a d x^{2} + a c + b}{d x^{2} + c}}}{d x^{2} + c}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x^{4} \left (\frac{a c + a d x^{2} + b}{c + d x^{2}}\right )^{\frac{3}{2}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (a + \frac{b}{d x^{2} + c}\right )}^{\frac{3}{2}} x^{4}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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