Optimal. Leaf size=59 \[ \frac{a^2 \left (a+b x^2\right )^{11/2}}{11 b^3}+\frac{\left (a+b x^2\right )^{15/2}}{15 b^3}-\frac{2 a \left (a+b x^2\right )^{13/2}}{13 b^3} \]
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Rubi [A] time = 0.0350742, antiderivative size = 59, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.133, Rules used = {266, 43} \[ \frac{a^2 \left (a+b x^2\right )^{11/2}}{11 b^3}+\frac{\left (a+b x^2\right )^{15/2}}{15 b^3}-\frac{2 a \left (a+b x^2\right )^{13/2}}{13 b^3} \]
Antiderivative was successfully verified.
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Rule 266
Rule 43
Rubi steps
\begin{align*} \int x^5 \left (a+b x^2\right )^{9/2} \, dx &=\frac{1}{2} \operatorname{Subst}\left (\int x^2 (a+b x)^{9/2} \, dx,x,x^2\right )\\ &=\frac{1}{2} \operatorname{Subst}\left (\int \left (\frac{a^2 (a+b x)^{9/2}}{b^2}-\frac{2 a (a+b x)^{11/2}}{b^2}+\frac{(a+b x)^{13/2}}{b^2}\right ) \, dx,x,x^2\right )\\ &=\frac{a^2 \left (a+b x^2\right )^{11/2}}{11 b^3}-\frac{2 a \left (a+b x^2\right )^{13/2}}{13 b^3}+\frac{\left (a+b x^2\right )^{15/2}}{15 b^3}\\ \end{align*}
Mathematica [A] time = 0.0215029, size = 39, normalized size = 0.66 \[ \frac{\left (a+b x^2\right )^{11/2} \left (8 a^2-44 a b x^2+143 b^2 x^4\right )}{2145 b^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 36, normalized size = 0.6 \begin{align*}{\frac{143\,{b}^{2}{x}^{4}-44\,ab{x}^{2}+8\,{a}^{2}}{2145\,{b}^{3}} \left ( b{x}^{2}+a \right ) ^{{\frac{11}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.6103, size = 209, normalized size = 3.54 \begin{align*} \frac{{\left (143 \, b^{7} x^{14} + 671 \, a b^{6} x^{12} + 1218 \, a^{2} b^{5} x^{10} + 1030 \, a^{3} b^{4} x^{8} + 355 \, a^{4} b^{3} x^{6} + 3 \, a^{5} b^{2} x^{4} - 4 \, a^{6} b x^{2} + 8 \, a^{7}\right )} \sqrt{b x^{2} + a}}{2145 \, b^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 25.2969, size = 180, normalized size = 3.05 \begin{align*} \begin{cases} \frac{8 a^{7} \sqrt{a + b x^{2}}}{2145 b^{3}} - \frac{4 a^{6} x^{2} \sqrt{a + b x^{2}}}{2145 b^{2}} + \frac{a^{5} x^{4} \sqrt{a + b x^{2}}}{715 b} + \frac{71 a^{4} x^{6} \sqrt{a + b x^{2}}}{429} + \frac{206 a^{3} b x^{8} \sqrt{a + b x^{2}}}{429} + \frac{406 a^{2} b^{2} x^{10} \sqrt{a + b x^{2}}}{715} + \frac{61 a b^{3} x^{12} \sqrt{a + b x^{2}}}{195} + \frac{b^{4} x^{14} \sqrt{a + b x^{2}}}{15} & \text{for}\: b \neq 0 \\\frac{a^{\frac{9}{2}} x^{6}}{6} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 2.76058, size = 500, normalized size = 8.47 \begin{align*} \frac{\frac{429 \,{\left (15 \,{\left (b x^{2} + a\right )}^{\frac{7}{2}} - 42 \,{\left (b x^{2} + a\right )}^{\frac{5}{2}} a + 35 \,{\left (b x^{2} + a\right )}^{\frac{3}{2}} a^{2}\right )} a^{4}}{b^{2}} + \frac{572 \,{\left (35 \,{\left (b x^{2} + a\right )}^{\frac{9}{2}} - 135 \,{\left (b x^{2} + a\right )}^{\frac{7}{2}} a + 189 \,{\left (b x^{2} + a\right )}^{\frac{5}{2}} a^{2} - 105 \,{\left (b x^{2} + a\right )}^{\frac{3}{2}} a^{3}\right )} a^{3}}{b^{2}} + \frac{78 \,{\left (315 \,{\left (b x^{2} + a\right )}^{\frac{11}{2}} - 1540 \,{\left (b x^{2} + a\right )}^{\frac{9}{2}} a + 2970 \,{\left (b x^{2} + a\right )}^{\frac{7}{2}} a^{2} - 2772 \,{\left (b x^{2} + a\right )}^{\frac{5}{2}} a^{3} + 1155 \,{\left (b x^{2} + a\right )}^{\frac{3}{2}} a^{4}\right )} a^{2}}{b^{2}} + \frac{20 \,{\left (693 \,{\left (b x^{2} + a\right )}^{\frac{13}{2}} - 4095 \,{\left (b x^{2} + a\right )}^{\frac{11}{2}} a + 10010 \,{\left (b x^{2} + a\right )}^{\frac{9}{2}} a^{2} - 12870 \,{\left (b x^{2} + a\right )}^{\frac{7}{2}} a^{3} + 9009 \,{\left (b x^{2} + a\right )}^{\frac{5}{2}} a^{4} - 3003 \,{\left (b x^{2} + a\right )}^{\frac{3}{2}} a^{5}\right )} a}{b^{2}} + \frac{3003 \,{\left (b x^{2} + a\right )}^{\frac{15}{2}} - 20790 \,{\left (b x^{2} + a\right )}^{\frac{13}{2}} a + 61425 \,{\left (b x^{2} + a\right )}^{\frac{11}{2}} a^{2} - 100100 \,{\left (b x^{2} + a\right )}^{\frac{9}{2}} a^{3} + 96525 \,{\left (b x^{2} + a\right )}^{\frac{7}{2}} a^{4} - 54054 \,{\left (b x^{2} + a\right )}^{\frac{5}{2}} a^{5} + 15015 \,{\left (b x^{2} + a\right )}^{\frac{3}{2}} a^{6}}{b^{2}}}{45045 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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