Optimal. Leaf size=68 \[ -\frac{4 \sqrt{1-x}}{45 x^{3/2}}-\frac{\sqrt{1-x}}{15 x^{5/2}}-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{3 x^3}-\frac{8 \sqrt{1-x}}{45 \sqrt{x}} \]
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Rubi [A] time = 0.0223059, antiderivative size = 68, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 10, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.4, Rules used = {4842, 12, 45, 37} \[ -\frac{4 \sqrt{1-x}}{45 x^{3/2}}-\frac{\sqrt{1-x}}{15 x^{5/2}}-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{3 x^3}-\frac{8 \sqrt{1-x}}{45 \sqrt{x}} \]
Antiderivative was successfully verified.
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Rule 4842
Rule 12
Rule 45
Rule 37
Rubi steps
\begin{align*} \int \frac{\sin ^{-1}\left (\sqrt{x}\right )}{x^4} \, dx &=-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{3 x^3}+\frac{1}{3} \int \frac{1}{2 \sqrt{1-x} x^{7/2}} \, dx\\ &=-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{3 x^3}+\frac{1}{6} \int \frac{1}{\sqrt{1-x} x^{7/2}} \, dx\\ &=-\frac{\sqrt{1-x}}{15 x^{5/2}}-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{3 x^3}+\frac{2}{15} \int \frac{1}{\sqrt{1-x} x^{5/2}} \, dx\\ &=-\frac{\sqrt{1-x}}{15 x^{5/2}}-\frac{4 \sqrt{1-x}}{45 x^{3/2}}-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{3 x^3}+\frac{4}{45} \int \frac{1}{\sqrt{1-x} x^{3/2}} \, dx\\ &=-\frac{\sqrt{1-x}}{15 x^{5/2}}-\frac{4 \sqrt{1-x}}{45 x^{3/2}}-\frac{8 \sqrt{1-x}}{45 \sqrt{x}}-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{3 x^3}\\ \end{align*}
Mathematica [A] time = 0.0254635, size = 44, normalized size = 0.65 \[ 2 \left (-\frac{\sqrt{1-x} \left (8 x^2+4 x+3\right )}{90 x^{5/2}}-\frac{\sin ^{-1}\left (\sqrt{x}\right )}{6 x^3}\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.004, size = 47, normalized size = 0.7 \begin{align*} -{\frac{1}{3\,{x}^{3}}\arcsin \left ( \sqrt{x} \right ) }-{\frac{1}{15}\sqrt{1-x}{x}^{-{\frac{5}{2}}}}-{\frac{4}{45}\sqrt{1-x}{x}^{-{\frac{3}{2}}}}-{\frac{8}{45}\sqrt{1-x}{\frac{1}{\sqrt{x}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.41558, size = 62, normalized size = 0.91 \begin{align*} -\frac{8 \, \sqrt{-x + 1}}{45 \, \sqrt{x}} - \frac{4 \, \sqrt{-x + 1}}{45 \, x^{\frac{3}{2}}} - \frac{\sqrt{-x + 1}}{15 \, x^{\frac{5}{2}}} - \frac{\arcsin \left (\sqrt{x}\right )}{3 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.2572, size = 99, normalized size = 1.46 \begin{align*} -\frac{{\left (8 \, x^{2} + 4 \, x + 3\right )} \sqrt{x} \sqrt{-x + 1} + 15 \, \arcsin \left (\sqrt{x}\right )}{45 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 97.7187, size = 58, normalized size = 0.85 \begin{align*} \frac{\begin{cases} - \frac{\sqrt{1 - x}}{\sqrt{x}} - \frac{2 \left (1 - x\right )^{\frac{3}{2}}}{3 x^{\frac{3}{2}}} - \frac{\left (1 - x\right )^{\frac{5}{2}}}{5 x^{\frac{5}{2}}} & \text{for}\: x \geq 0 \wedge x < 1 \end{cases}}{3} - \frac{\operatorname{asin}{\left (\sqrt{x} \right )}}{3 x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.22546, size = 143, normalized size = 2.1 \begin{align*} -\frac{{\left (\sqrt{-x + 1} - 1\right )}^{5}}{480 \, x^{\frac{5}{2}}} - \frac{5 \,{\left (\sqrt{-x + 1} - 1\right )}^{3}}{288 \, x^{\frac{3}{2}}} - \frac{5 \,{\left (\sqrt{-x + 1} - 1\right )}}{48 \, \sqrt{x}} + \frac{{\left (\frac{150 \,{\left (\sqrt{-x + 1} - 1\right )}^{4}}{x^{2}} + \frac{25 \,{\left (\sqrt{-x + 1} - 1\right )}^{2}}{x} + 3\right )} x^{\frac{5}{2}}}{1440 \,{\left (\sqrt{-x + 1} - 1\right )}^{5}} - \frac{\arcsin \left (\sqrt{x}\right )}{3 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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