Optimal. Leaf size=201 \[ -\frac{2 \sqrt [4]{1-a^2 x^2} (1-a x)^{3/2}}{3 a^4 c \sqrt [4]{c-a^2 c x^2}}+\frac{2 \sqrt [4]{1-a^2 x^2} \sqrt{1-a x}}{a^4 c \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\frac{\sqrt{1-a x}}{\sqrt{2}}\right )}{\sqrt{2} a^4 c \sqrt [4]{c-a^2 c x^2}} \]
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Rubi [A] time = 0.299329, antiderivative size = 201, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 8, integrand size = 29, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.276, Rules used = {6153, 6150, 87, 43, 783, 78, 63, 207} \[ -\frac{2 \sqrt [4]{1-a^2 x^2} (1-a x)^{3/2}}{3 a^4 c \sqrt [4]{c-a^2 c x^2}}+\frac{2 \sqrt [4]{1-a^2 x^2} \sqrt{1-a x}}{a^4 c \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\frac{\sqrt{1-a x}}{\sqrt{2}}\right )}{\sqrt{2} a^4 c \sqrt [4]{c-a^2 c x^2}} \]
Antiderivative was successfully verified.
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Rule 6153
Rule 6150
Rule 87
Rule 43
Rule 783
Rule 78
Rule 63
Rule 207
Rubi steps
\begin{align*} \int \frac{e^{\frac{1}{2} \tanh ^{-1}(a x)} x^3}{\left (c-a^2 c x^2\right )^{5/4}} \, dx &=\frac{\sqrt [4]{1-a^2 x^2} \int \frac{e^{\frac{1}{2} \tanh ^{-1}(a x)} x^3}{\left (1-a^2 x^2\right )^{5/4}} \, dx}{c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2} \int \frac{x^3}{(1-a x)^{3/2} (1+a x)} \, dx}{c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2} \int \left (-\frac{x}{a^2 \sqrt{1-a x}}-\frac{x}{a^2 \sqrt{1-a x} \left (-1+a^2 x^2\right )}\right ) \, dx}{c \sqrt [4]{c-a^2 c x^2}}\\ &=-\frac{\sqrt [4]{1-a^2 x^2} \int \frac{x}{\sqrt{1-a x}} \, dx}{a^2 c \sqrt [4]{c-a^2 c x^2}}-\frac{\sqrt [4]{1-a^2 x^2} \int \frac{x}{\sqrt{1-a x} \left (-1+a^2 x^2\right )} \, dx}{a^2 c \sqrt [4]{c-a^2 c x^2}}\\ &=-\frac{\sqrt [4]{1-a^2 x^2} \int \frac{x}{(-1-a x) (1-a x)^{3/2}} \, dx}{a^2 c \sqrt [4]{c-a^2 c x^2}}-\frac{\sqrt [4]{1-a^2 x^2} \int \left (\frac{1}{a \sqrt{1-a x}}-\frac{\sqrt{1-a x}}{a}\right ) \, dx}{a^2 c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}+\frac{2 \sqrt{1-a x} \sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt [4]{c-a^2 c x^2}}-\frac{2 (1-a x)^{3/2} \sqrt [4]{1-a^2 x^2}}{3 a^4 c \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \int \frac{1}{(-1-a x) \sqrt{1-a x}} \, dx}{2 a^3 c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}+\frac{2 \sqrt{1-a x} \sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt [4]{c-a^2 c x^2}}-\frac{2 (1-a x)^{3/2} \sqrt [4]{1-a^2 x^2}}{3 a^4 c \sqrt [4]{c-a^2 c x^2}}-\frac{\sqrt [4]{1-a^2 x^2} \operatorname{Subst}\left (\int \frac{1}{-2+x^2} \, dx,x,\sqrt{1-a x}\right )}{a^4 c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}+\frac{2 \sqrt{1-a x} \sqrt [4]{1-a^2 x^2}}{a^4 c \sqrt [4]{c-a^2 c x^2}}-\frac{2 (1-a x)^{3/2} \sqrt [4]{1-a^2 x^2}}{3 a^4 c \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\frac{\sqrt{1-a x}}{\sqrt{2}}\right )}{\sqrt{2} a^4 c \sqrt [4]{c-a^2 c x^2}}\\ \end{align*}
Mathematica [C] time = 0.0644657, size = 84, normalized size = 0.42 \[ -\frac{\sqrt [4]{1-a^2 x^2} \left (3 \text{Hypergeometric2F1}\left (-\frac{1}{2},1,\frac{1}{2},\frac{1}{2} (1-a x)\right )+2 \left (a^2 x^2+a x-5\right )\right )}{3 a^4 c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.217, size = 0, normalized size = 0. \begin{align*} \int{{x}^{3}\sqrt{{(ax+1){\frac{1}{\sqrt{-{a}^{2}{x}^{2}+1}}}}} \left ( -{a}^{2}c{x}^{2}+c \right ) ^{-{\frac{5}{4}}}}\, dx \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{x^{3} \sqrt{\frac{a x + 1}{\sqrt{-a^{2} x^{2} + 1}}}}{{\left (-a^{2} c x^{2} + c\right )}^{\frac{5}{4}}}\,{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(-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{x^{3} \sqrt{\frac{a x + 1}{\sqrt{-a^{2} x^{2} + 1}}}}{{\left (-a^{2} c x^{2} + c\right )}^{\frac{5}{4}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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