Optimal. Leaf size=53 \[ \frac{x^3 \left (c+\frac{d}{x^2}\right )^{3/2} (5 b c-2 a d)}{15 c^2}+\frac{a x^5 \left (c+\frac{d}{x^2}\right )^{3/2}}{5 c} \]
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Rubi [A] time = 0.024704, antiderivative size = 53, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.091, Rules used = {453, 264} \[ \frac{x^3 \left (c+\frac{d}{x^2}\right )^{3/2} (5 b c-2 a d)}{15 c^2}+\frac{a x^5 \left (c+\frac{d}{x^2}\right )^{3/2}}{5 c} \]
Antiderivative was successfully verified.
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Rule 453
Rule 264
Rubi steps
\begin{align*} \int \left (a+\frac{b}{x^2}\right ) \sqrt{c+\frac{d}{x^2}} x^4 \, dx &=\frac{a \left (c+\frac{d}{x^2}\right )^{3/2} x^5}{5 c}+\frac{(5 b c-2 a d) \int \sqrt{c+\frac{d}{x^2}} x^2 \, dx}{5 c}\\ &=\frac{(5 b c-2 a d) \left (c+\frac{d}{x^2}\right )^{3/2} x^3}{15 c^2}+\frac{a \left (c+\frac{d}{x^2}\right )^{3/2} x^5}{5 c}\\ \end{align*}
Mathematica [A] time = 0.0232075, size = 42, normalized size = 0.79 \[ \frac{x \sqrt{c+\frac{d}{x^2}} \left (c x^2+d\right ) \left (3 a c x^2-2 a d+5 b c\right )}{15 c^2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.004, size = 43, normalized size = 0.8 \begin{align*}{\frac{x \left ( 3\,a{x}^{2}c-2\,ad+5\,bc \right ) \left ( c{x}^{2}+d \right ) }{15\,{c}^{2}}\sqrt{{\frac{c{x}^{2}+d}{{x}^{2}}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.943847, size = 74, normalized size = 1.4 \begin{align*} \frac{b{\left (c + \frac{d}{x^{2}}\right )}^{\frac{3}{2}} x^{3}}{3 \, c} + \frac{{\left (3 \,{\left (c + \frac{d}{x^{2}}\right )}^{\frac{5}{2}} x^{5} - 5 \,{\left (c + \frac{d}{x^{2}}\right )}^{\frac{3}{2}} d x^{3}\right )} a}{15 \, c^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.29921, size = 127, normalized size = 2.4 \begin{align*} \frac{{\left (3 \, a c^{2} x^{5} +{\left (5 \, b c^{2} + a c d\right )} x^{3} +{\left (5 \, b c d - 2 \, a d^{2}\right )} x\right )} \sqrt{\frac{c x^{2} + d}{x^{2}}}}{15 \, c^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 3.08089, size = 119, normalized size = 2.25 \begin{align*} \frac{a \sqrt{d} x^{4} \sqrt{\frac{c x^{2}}{d} + 1}}{5} + \frac{a d^{\frac{3}{2}} x^{2} \sqrt{\frac{c x^{2}}{d} + 1}}{15 c} - \frac{2 a d^{\frac{5}{2}} \sqrt{\frac{c x^{2}}{d} + 1}}{15 c^{2}} + \frac{b \sqrt{d} x^{2} \sqrt{\frac{c x^{2}}{d} + 1}}{3} + \frac{b d^{\frac{3}{2}} \sqrt{\frac{c x^{2}}{d} + 1}}{3 c} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.10309, size = 99, normalized size = 1.87 \begin{align*} \frac{5 \,{\left (c x^{2} + d\right )}^{\frac{3}{2}} b \mathrm{sgn}\left (x\right ) + \frac{{\left (3 \,{\left (c x^{2} + d\right )}^{\frac{5}{2}} - 5 \,{\left (c x^{2} + d\right )}^{\frac{3}{2}} d\right )} a \mathrm{sgn}\left (x\right )}{c}}{15 \, c} - \frac{{\left (5 \, b c d^{\frac{3}{2}} - 2 \, a d^{\frac{5}{2}}\right )} \mathrm{sgn}\left (x\right )}{15 \, c^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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