Optimal. Leaf size=386 \[ \frac{2 \sqrt [4]{d} \left (\sqrt{c}+\sqrt{d} x\right ) \sqrt{\frac{c+d x^2}{\left (\sqrt{c}+\sqrt{d} x\right )^2}} \left (a d (6 b c-a d)+15 b^2 c^2\right ) \text{EllipticF}\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{d} \sqrt{x}}{\sqrt [4]{c}}\right ),\frac{1}{2}\right )}{15 c^{7/4} \sqrt{c+d x^2}}-\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}-\frac{2 \sqrt{c+d x^2} \left (a d (6 b c-a d)+15 b^2 c^2\right )}{15 c^2 \sqrt{x}}+\frac{4 \sqrt{d} \sqrt{x} \sqrt{c+d x^2} \left (a d (6 b c-a d)+15 b^2 c^2\right )}{15 c^2 \left (\sqrt{c}+\sqrt{d} x\right )}-\frac{4 \sqrt [4]{d} \left (\sqrt{c}+\sqrt{d} x\right ) \sqrt{\frac{c+d x^2}{\left (\sqrt{c}+\sqrt{d} x\right )^2}} \left (a d (6 b c-a d)+15 b^2 c^2\right ) E\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{d} \sqrt{x}}{\sqrt [4]{c}}\right )|\frac{1}{2}\right )}{15 c^{7/4} \sqrt{c+d x^2}}-\frac{2 a \left (c+d x^2\right )^{3/2} (6 b c-a d)}{15 c^2 x^{5/2}} \]
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Rubi [A] time = 0.323593, antiderivative size = 383, normalized size of antiderivative = 0.99, number of steps used = 7, number of rules used = 7, integrand size = 26, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.269, Rules used = {462, 453, 277, 329, 305, 220, 1196} \[ -\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}-\frac{2 \sqrt{c+d x^2} \left (\frac{a d (6 b c-a d)}{c^2}+15 b^2\right )}{15 \sqrt{x}}+\frac{4 \sqrt{d} \sqrt{x} \sqrt{c+d x^2} \left (a d (6 b c-a d)+15 b^2 c^2\right )}{15 c^2 \left (\sqrt{c}+\sqrt{d} x\right )}+\frac{2 \sqrt [4]{d} \left (\sqrt{c}+\sqrt{d} x\right ) \sqrt{\frac{c+d x^2}{\left (\sqrt{c}+\sqrt{d} x\right )^2}} \left (a d (6 b c-a d)+15 b^2 c^2\right ) F\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{d} \sqrt{x}}{\sqrt [4]{c}}\right )|\frac{1}{2}\right )}{15 c^{7/4} \sqrt{c+d x^2}}-\frac{4 \sqrt [4]{d} \left (\sqrt{c}+\sqrt{d} x\right ) \sqrt{\frac{c+d x^2}{\left (\sqrt{c}+\sqrt{d} x\right )^2}} \left (a d (6 b c-a d)+15 b^2 c^2\right ) E\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{d} \sqrt{x}}{\sqrt [4]{c}}\right )|\frac{1}{2}\right )}{15 c^{7/4} \sqrt{c+d x^2}}-\frac{2 a \left (c+d x^2\right )^{3/2} (6 b c-a d)}{15 c^2 x^{5/2}} \]
Antiderivative was successfully verified.
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Rule 462
Rule 453
Rule 277
Rule 329
Rule 305
Rule 220
Rule 1196
Rubi steps
\begin{align*} \int \frac{\left (a+b x^2\right )^2 \sqrt{c+d x^2}}{x^{11/2}} \, dx &=-\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}+\frac{2 \int \frac{\left (\frac{3}{2} a (6 b c-a d)+\frac{9}{2} b^2 c x^2\right ) \sqrt{c+d x^2}}{x^{7/2}} \, dx}{9 c}\\ &=-\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}-\frac{2 a (6 b c-a d) \left (c+d x^2\right )^{3/2}}{15 c^2 x^{5/2}}+\frac{1}{15} \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \int \frac{\sqrt{c+d x^2}}{x^{3/2}} \, dx\\ &=-\frac{2 \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \sqrt{c+d x^2}}{15 \sqrt{x}}-\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}-\frac{2 a (6 b c-a d) \left (c+d x^2\right )^{3/2}}{15 c^2 x^{5/2}}+\frac{1}{15} \left (2 d \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right )\right ) \int \frac{\sqrt{x}}{\sqrt{c+d x^2}} \, dx\\ &=-\frac{2 \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \sqrt{c+d x^2}}{15 \sqrt{x}}-\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}-\frac{2 a (6 b c-a d) \left (c+d x^2\right )^{3/2}}{15 c^2 x^{5/2}}+\frac{1}{15} \left (4 d \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right )\right ) \operatorname{Subst}\left (\int \frac{x^2}{\sqrt{c+d x^4}} \, dx,x,\sqrt{x}\right )\\ &=-\frac{2 \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \sqrt{c+d x^2}}{15 \sqrt{x}}-\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}-\frac{2 a (6 b c-a d) \left (c+d x^2\right )^{3/2}}{15 c^2 x^{5/2}}+\frac{1}{15} \left (4 \sqrt{c} \sqrt{d} \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right )\right ) \operatorname{Subst}\left (\int \frac{1}{\sqrt{c+d x^4}} \, dx,x,\sqrt{x}\right )-\frac{1}{15} \left (4 \sqrt{c} \sqrt{d} \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right )\right ) \operatorname{Subst}\left (\int \frac{1-\frac{\sqrt{d} x^2}{\sqrt{c}}}{\sqrt{c+d x^4}} \, dx,x,\sqrt{x}\right )\\ &=-\frac{2 \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \sqrt{c+d x^2}}{15 \sqrt{x}}+\frac{4 \sqrt{d} \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \sqrt{x} \sqrt{c+d x^2}}{15 \left (\sqrt{c}+\sqrt{d} x\right )}-\frac{2 a^2 \left (c+d x^2\right )^{3/2}}{9 c x^{9/2}}-\frac{2 a (6 b c-a d) \left (c+d x^2\right )^{3/2}}{15 c^2 x^{5/2}}-\frac{4 \sqrt [4]{c} \sqrt [4]{d} \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \left (\sqrt{c}+\sqrt{d} x\right ) \sqrt{\frac{c+d x^2}{\left (\sqrt{c}+\sqrt{d} x\right )^2}} E\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{d} \sqrt{x}}{\sqrt [4]{c}}\right )|\frac{1}{2}\right )}{15 \sqrt{c+d x^2}}+\frac{2 \sqrt [4]{c} \sqrt [4]{d} \left (15 b^2+\frac{a d (6 b c-a d)}{c^2}\right ) \left (\sqrt{c}+\sqrt{d} x\right ) \sqrt{\frac{c+d x^2}{\left (\sqrt{c}+\sqrt{d} x\right )^2}} F\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{d} \sqrt{x}}{\sqrt [4]{c}}\right )|\frac{1}{2}\right )}{15 \sqrt{c+d x^2}}\\ \end{align*}
Mathematica [C] time = 0.141972, size = 148, normalized size = 0.38 \[ \frac{12 d x^6 \sqrt{\frac{c}{d x^2}+1} \left (-a^2 d^2+6 a b c d+15 b^2 c^2\right ) \, _2F_1\left (-\frac{1}{4},\frac{1}{2};\frac{3}{4};-\frac{c}{d x^2}\right )-2 \left (c+d x^2\right ) \left (a^2 \left (5 c^2+2 c d x^2-6 d^2 x^4\right )+18 a b c x^2 \left (c+2 d x^2\right )+45 b^2 c^2 x^4\right )}{45 c^2 x^{9/2} \sqrt{c+d x^2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.05, size = 659, normalized size = 1.7 \begin{align*} -{\frac{2}{45\,{c}^{2}} \left ( 6\,\sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{2}\sqrt{{\frac{-dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{-{\frac{dx}{\sqrt{-cd}}}}{\it EllipticE} \left ( \sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}},1/2\,\sqrt{2} \right ){x}^{4}{a}^{2}c{d}^{2}-36\,\sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{2}\sqrt{{\frac{-dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{-{\frac{dx}{\sqrt{-cd}}}}{\it EllipticE} \left ( \sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}},1/2\,\sqrt{2} \right ){x}^{4}ab{c}^{2}d-90\,\sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{2}\sqrt{{\frac{-dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{-{\frac{dx}{\sqrt{-cd}}}}{\it EllipticE} \left ( \sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}},1/2\,\sqrt{2} \right ){x}^{4}{b}^{2}{c}^{3}-3\,\sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{2}\sqrt{{\frac{-dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{-{\frac{dx}{\sqrt{-cd}}}}{\it EllipticF} \left ( \sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}},1/2\,\sqrt{2} \right ){x}^{4}{a}^{2}c{d}^{2}+18\,\sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{2}\sqrt{{\frac{-dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{-{\frac{dx}{\sqrt{-cd}}}}{\it EllipticF} \left ( \sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}},1/2\,\sqrt{2} \right ){x}^{4}ab{c}^{2}d+45\,\sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{2}\sqrt{{\frac{-dx+\sqrt{-cd}}{\sqrt{-cd}}}}\sqrt{-{\frac{dx}{\sqrt{-cd}}}}{\it EllipticF} \left ( \sqrt{{\frac{dx+\sqrt{-cd}}{\sqrt{-cd}}}},1/2\,\sqrt{2} \right ){x}^{4}{b}^{2}{c}^{3}-6\,{x}^{6}{a}^{2}{d}^{3}+36\,{x}^{6}abc{d}^{2}+45\,{x}^{6}{b}^{2}{c}^{2}d-4\,{x}^{4}{a}^{2}c{d}^{2}+54\,{x}^{4}ab{c}^{2}d+45\,{x}^{4}{b}^{2}{c}^{3}+7\,{x}^{2}{a}^{2}{c}^{2}d+18\,{x}^{2}ab{c}^{3}+5\,{a}^{2}{c}^{3} \right ){\frac{1}{\sqrt{d{x}^{2}+c}}}{x}^{-{\frac{9}{2}}}} \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 \frac{{\left (b x^{2} + a\right )}^{2} \sqrt{d x^{2} + c}}{x^{\frac{11}{2}}}\,{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 (b^{2} x^{4} + 2 \, a b x^{2} + a^{2}\right )} \sqrt{d x^{2} + c}}{x^{\frac{11}{2}}}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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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.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (b x^{2} + a\right )}^{2} \sqrt{d x^{2} + c}}{x^{\frac{11}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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