Optimal. Leaf size=144 \[ \frac{\sqrt [4]{1-a^2 x^2}}{c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}-\frac{2 \sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\sqrt{1-a x}\right )}{c \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\frac{\sqrt{1-a x}}{\sqrt{2}}\right )}{\sqrt{2} c \sqrt [4]{c-a^2 c x^2}} \]
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Rubi [A] time = 0.235062, antiderivative size = 144, normalized size of antiderivative = 1., number of steps used = 8, number of rules used = 7, integrand size = 29, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.241, Rules used = {6153, 6150, 85, 156, 63, 208, 206} \[ \frac{\sqrt [4]{1-a^2 x^2}}{c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}-\frac{2 \sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\sqrt{1-a x}\right )}{c \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\frac{\sqrt{1-a x}}{\sqrt{2}}\right )}{\sqrt{2} c \sqrt [4]{c-a^2 c x^2}} \]
Antiderivative was successfully verified.
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Rule 6153
Rule 6150
Rule 85
Rule 156
Rule 63
Rule 208
Rule 206
Rubi steps
\begin{align*} \int \frac{e^{\frac{1}{2} \tanh ^{-1}(a x)}}{x \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 \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{1}{x (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}}{c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \int \frac{2 a+a^2 x}{x \sqrt{1-a x} (1+a x)} \, dx}{2 a c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2}}{c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}+\frac{\sqrt [4]{1-a^2 x^2} \int \frac{1}{x \sqrt{1-a x}} \, dx}{c \sqrt [4]{c-a^2 c x^2}}-\frac{\left (a \sqrt [4]{1-a^2 x^2}\right ) \int \frac{1}{\sqrt{1-a x} (1+a x)} \, dx}{2 c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2}}{c \sqrt{1-a x} \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 )}{c \sqrt [4]{c-a^2 c x^2}}-\frac{\left (2 \sqrt [4]{1-a^2 x^2}\right ) \operatorname{Subst}\left (\int \frac{1}{\frac{1}{a}-\frac{x^2}{a}} \, dx,x,\sqrt{1-a x}\right )}{a c \sqrt [4]{c-a^2 c x^2}}\\ &=\frac{\sqrt [4]{1-a^2 x^2}}{c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}}-\frac{2 \sqrt [4]{1-a^2 x^2} \tanh ^{-1}\left (\sqrt{1-a x}\right )}{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} c \sqrt [4]{c-a^2 c x^2}}\\ \end{align*}
Mathematica [C] time = 0.0316578, size = 79, normalized size = 0.55 \[ -\frac{\sqrt [4]{1-a^2 x^2} \left (\text{Hypergeometric2F1}\left (-\frac{1}{2},1,\frac{1}{2},\frac{1}{2} (1-a x)\right )-2 \text{Hypergeometric2F1}\left (-\frac{1}{2},1,\frac{1}{2},1-a x\right )\right )}{c \sqrt{1-a x} \sqrt [4]{c-a^2 c x^2}} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.211, size = 0, normalized size = 0. \begin{align*} \int{\frac{1}{x}\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{\sqrt{\frac{a x + 1}{\sqrt{-a^{2} x^{2} + 1}}}}{{\left (-a^{2} c x^{2} + c\right )}^{\frac{5}{4}} x}\,{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{\sqrt{\frac{a x + 1}{\sqrt{-a^{2} x^{2} + 1}}}}{{\left (-a^{2} c x^{2} + c\right )}^{\frac{5}{4}} x}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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