Optimal. Leaf size=426 \[ -\frac{\sqrt{c} \sqrt{d} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} \text{EllipticF}\left (\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right ),-\frac{c f}{d e}\right )}{2 a \sqrt{c-d x^2} \sqrt{e+f x^2} (a d+b c)}+\frac{\sqrt{c} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} \left (-3 a^2 d f+a b (2 d e-2 c f)+b^2 c e\right ) \Pi \left (-\frac{b c}{a d};\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a^2 \sqrt{d} \sqrt{c-d x^2} \sqrt{e+f x^2} (a d+b c) (b e-a f)}+\frac{b^2 x \sqrt{c-d x^2} \sqrt{e+f x^2}}{2 a \left (a+b x^2\right ) (a d+b c) (b e-a f)}+\frac{b \sqrt{c} \sqrt{d} \sqrt{1-\frac{d x^2}{c}} \sqrt{e+f x^2} E\left (\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a \sqrt{c-d x^2} \sqrt{\frac{f x^2}{e}+1} (a d+b c) (b e-a f)} \]
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Rubi [A] time = 0.373077, antiderivative size = 426, normalized size of antiderivative = 1., number of steps used = 11, number of rules used = 9, integrand size = 33, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.273, Rules used = {549, 524, 427, 426, 424, 421, 419, 538, 537} \[ \frac{\sqrt{c} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} \left (-3 a^2 d f+a b (2 d e-2 c f)+b^2 c e\right ) \Pi \left (-\frac{b c}{a d};\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a^2 \sqrt{d} \sqrt{c-d x^2} \sqrt{e+f x^2} (a d+b c) (b e-a f)}+\frac{b^2 x \sqrt{c-d x^2} \sqrt{e+f x^2}}{2 a \left (a+b x^2\right ) (a d+b c) (b e-a f)}-\frac{\sqrt{c} \sqrt{d} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} F\left (\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a \sqrt{c-d x^2} \sqrt{e+f x^2} (a d+b c)}+\frac{b \sqrt{c} \sqrt{d} \sqrt{1-\frac{d x^2}{c}} \sqrt{e+f x^2} E\left (\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a \sqrt{c-d x^2} \sqrt{\frac{f x^2}{e}+1} (a d+b c) (b e-a f)} \]
Antiderivative was successfully verified.
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Rule 549
Rule 524
Rule 427
Rule 426
Rule 424
Rule 421
Rule 419
Rule 538
Rule 537
Rubi steps
\begin{align*} \int \frac{1}{\left (a+b x^2\right )^2 \sqrt{c-d x^2} \sqrt{e+f x^2}} \, dx &=\frac{b^2 x \sqrt{c-d x^2} \sqrt{e+f x^2}}{2 a (b c+a d) (b e-a f) \left (a+b x^2\right )}+\frac{(d f) \int \frac{a+b x^2}{\sqrt{c-d x^2} \sqrt{e+f x^2}} \, dx}{2 a (b c+a d) (b e-a f)}+\frac{\left (b^2 c e-3 a^2 d f-2 a b (-d e+c f)\right ) \int \frac{1}{\left (a+b x^2\right ) \sqrt{c-d x^2} \sqrt{e+f x^2}} \, dx}{2 a (b c+a d) (b e-a f)}\\ &=\frac{b^2 x \sqrt{c-d x^2} \sqrt{e+f x^2}}{2 a (b c+a d) (b e-a f) \left (a+b x^2\right )}-\frac{d \int \frac{1}{\sqrt{c-d x^2} \sqrt{e+f x^2}} \, dx}{2 a (b c+a d)}+\frac{(b d) \int \frac{\sqrt{e+f x^2}}{\sqrt{c-d x^2}} \, dx}{2 a (b c+a d) (b e-a f)}+\frac{\left (\left (b^2 c e-3 a^2 d f-2 a b (-d e+c f)\right ) \sqrt{1-\frac{d x^2}{c}}\right ) \int \frac{1}{\left (a+b x^2\right ) \sqrt{1-\frac{d x^2}{c}} \sqrt{e+f x^2}} \, dx}{2 a (b c+a d) (b e-a f) \sqrt{c-d x^2}}\\ &=\frac{b^2 x \sqrt{c-d x^2} \sqrt{e+f x^2}}{2 a (b c+a d) (b e-a f) \left (a+b x^2\right )}+\frac{\left (b d \sqrt{1-\frac{d x^2}{c}}\right ) \int \frac{\sqrt{e+f x^2}}{\sqrt{1-\frac{d x^2}{c}}} \, dx}{2 a (b c+a d) (b e-a f) \sqrt{c-d x^2}}-\frac{\left (d \sqrt{1+\frac{f x^2}{e}}\right ) \int \frac{1}{\sqrt{c-d x^2} \sqrt{1+\frac{f x^2}{e}}} \, dx}{2 a (b c+a d) \sqrt{e+f x^2}}+\frac{\left (\left (b^2 c e-3 a^2 d f-2 a b (-d e+c f)\right ) \sqrt{1-\frac{d x^2}{c}} \sqrt{1+\frac{f x^2}{e}}\right ) \int \frac{1}{\left (a+b x^2\right ) \sqrt{1-\frac{d x^2}{c}} \sqrt{1+\frac{f x^2}{e}}} \, dx}{2 a (b c+a d) (b e-a f) \sqrt{c-d x^2} \sqrt{e+f x^2}}\\ &=\frac{b^2 x \sqrt{c-d x^2} \sqrt{e+f x^2}}{2 a (b c+a d) (b e-a f) \left (a+b x^2\right )}+\frac{\sqrt{c} \left (b^2 c e-3 a^2 d f+a b (2 d e-2 c f)\right ) \sqrt{1-\frac{d x^2}{c}} \sqrt{1+\frac{f x^2}{e}} \Pi \left (-\frac{b c}{a d};\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a^2 \sqrt{d} (b c+a d) (b e-a f) \sqrt{c-d x^2} \sqrt{e+f x^2}}+\frac{\left (b d \sqrt{1-\frac{d x^2}{c}} \sqrt{e+f x^2}\right ) \int \frac{\sqrt{1+\frac{f x^2}{e}}}{\sqrt{1-\frac{d x^2}{c}}} \, dx}{2 a (b c+a d) (b e-a f) \sqrt{c-d x^2} \sqrt{1+\frac{f x^2}{e}}}-\frac{\left (d \sqrt{1-\frac{d x^2}{c}} \sqrt{1+\frac{f x^2}{e}}\right ) \int \frac{1}{\sqrt{1-\frac{d x^2}{c}} \sqrt{1+\frac{f x^2}{e}}} \, dx}{2 a (b c+a d) \sqrt{c-d x^2} \sqrt{e+f x^2}}\\ &=\frac{b^2 x \sqrt{c-d x^2} \sqrt{e+f x^2}}{2 a (b c+a d) (b e-a f) \left (a+b x^2\right )}+\frac{b \sqrt{c} \sqrt{d} \sqrt{1-\frac{d x^2}{c}} \sqrt{e+f x^2} E\left (\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a (b c+a d) (b e-a f) \sqrt{c-d x^2} \sqrt{1+\frac{f x^2}{e}}}-\frac{\sqrt{c} \sqrt{d} \sqrt{1-\frac{d x^2}{c}} \sqrt{1+\frac{f x^2}{e}} F\left (\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a (b c+a d) \sqrt{c-d x^2} \sqrt{e+f x^2}}+\frac{\sqrt{c} \left (b^2 c e-3 a^2 d f+a b (2 d e-2 c f)\right ) \sqrt{1-\frac{d x^2}{c}} \sqrt{1+\frac{f x^2}{e}} \Pi \left (-\frac{b c}{a d};\sin ^{-1}\left (\frac{\sqrt{d} x}{\sqrt{c}}\right )|-\frac{c f}{d e}\right )}{2 a^2 \sqrt{d} (b c+a d) (b e-a f) \sqrt{c-d x^2} \sqrt{e+f x^2}}\\ \end{align*}
Mathematica [C] time = 5.69896, size = 617, normalized size = 1.45 \[ \frac{i c \sqrt{-\frac{d}{c}} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} (b e-a f) \text{EllipticF}\left (i \sinh ^{-1}\left (x \sqrt{-\frac{d}{c}}\right ),-\frac{c f}{d e}\right )+\frac{i b^2 c e \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} \Pi \left (-\frac{b c}{a d};i \sinh ^{-1}\left (\sqrt{-\frac{d}{c}} x\right )|-\frac{c f}{d e}\right )}{a \sqrt{-\frac{d}{c}}}-\frac{b^2 c e x}{a+b x^2}-\frac{b^2 c f x^3}{a+b x^2}+\frac{b^2 d e x^3}{a+b x^2}+\frac{b^2 d f x^5}{a+b x^2}-2 i b c e \sqrt{-\frac{d}{c}} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} \Pi \left (-\frac{b c}{a d};i \sinh ^{-1}\left (\sqrt{-\frac{d}{c}} x\right )|-\frac{c f}{d e}\right )+3 i a c f \sqrt{-\frac{d}{c}} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} \Pi \left (-\frac{b c}{a d};i \sinh ^{-1}\left (\sqrt{-\frac{d}{c}} x\right )|-\frac{c f}{d e}\right )+\frac{2 i b d f \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} \Pi \left (-\frac{b c}{a d};i \sinh ^{-1}\left (\sqrt{-\frac{d}{c}} x\right )|-\frac{c f}{d e}\right )}{\left (-\frac{d}{c}\right )^{3/2}}-i b c e \sqrt{-\frac{d}{c}} \sqrt{1-\frac{d x^2}{c}} \sqrt{\frac{f x^2}{e}+1} E\left (i \sinh ^{-1}\left (\sqrt{-\frac{d}{c}} x\right )|-\frac{c f}{d e}\right )}{2 a \sqrt{c-d x^2} \sqrt{e+f x^2} (a d+b c) (a f-b e)} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.046, size = 1105, normalized size = 2.6 \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 \frac{1}{{\left (b x^{2} + a\right )}^{2} \sqrt{-d x^{2} + c} \sqrt{f x^{2} + e}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [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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Sympy [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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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{{\left (b x^{2} + a\right )}^{2} \sqrt{-d x^{2} + c} \sqrt{f x^{2} + e}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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