Integrand size = 10, antiderivative size = 68 \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=\frac {\sqrt {1-x}}{15 x^{5/2}}+\frac {4 \sqrt {1-x}}{45 x^{3/2}}+\frac {8 \sqrt {1-x}}{45 \sqrt {x}}-\frac {\arccos \left (\sqrt {x}\right )}{3 x^3} \]
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Time = 0.02 (sec) , antiderivative size = 68, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {4927, 12, 47, 37} \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=-\frac {\arccos \left (\sqrt {x}\right )}{3 x^3}+\frac {4 \sqrt {1-x}}{45 x^{3/2}}+\frac {\sqrt {1-x}}{15 x^{5/2}}+\frac {8 \sqrt {1-x}}{45 \sqrt {x}} \]
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Rule 12
Rule 37
Rule 47
Rule 4927
Rubi steps \begin{align*} \text {integral}& = -\frac {\arccos \left (\sqrt {x}\right )}{3 x^3}-\frac {1}{3} \int \frac {1}{2 \sqrt {1-x} x^{7/2}} \, dx \\ & = -\frac {\arccos \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 {\arccos \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 {\arccos \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 {\arccos \left (\sqrt {x}\right )}{3 x^3} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 37, normalized size of antiderivative = 0.54 \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=\frac {\sqrt {-((-1+x) x)} \left (3+4 x+8 x^2\right )-15 \arccos \left (\sqrt {x}\right )}{45 x^3} \]
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Time = 0.09 (sec) , antiderivative size = 47, normalized size of antiderivative = 0.69
method | result | size |
derivativedivides | \(-\frac {\arccos \left (\sqrt {x}\right )}{3 x^{3}}+\frac {\sqrt {1-x}}{15 x^{\frac {5}{2}}}+\frac {4 \sqrt {1-x}}{45 x^{\frac {3}{2}}}+\frac {8 \sqrt {1-x}}{45 \sqrt {x}}\) | \(47\) |
default | \(-\frac {\arccos \left (\sqrt {x}\right )}{3 x^{3}}+\frac {\sqrt {1-x}}{15 x^{\frac {5}{2}}}+\frac {4 \sqrt {1-x}}{45 x^{\frac {3}{2}}}+\frac {8 \sqrt {1-x}}{45 \sqrt {x}}\) | \(47\) |
parts | \(-\frac {\arccos \left (\sqrt {x}\right )}{3 x^{3}}+\frac {\sqrt {1-x}}{15 x^{\frac {5}{2}}}+\frac {4 \sqrt {1-x}}{45 x^{\frac {3}{2}}}+\frac {8 \sqrt {1-x}}{45 \sqrt {x}}\) | \(47\) |
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Time = 0.25 (sec) , antiderivative size = 33, normalized size of antiderivative = 0.49 \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=\frac {{\left (8 \, x^{2} + 4 \, x + 3\right )} \sqrt {x} \sqrt {-x + 1} - 15 \, \arccos \left (\sqrt {x}\right )}{45 \, x^{3}} \]
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Time = 8.48 (sec) , antiderivative size = 68, normalized size of antiderivative = 1.00 \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=- \frac {\begin {cases} - \frac {\sqrt {1 - x}}{\sqrt {x}} - \frac {2 \left (1 - x\right )^{\frac {3}{2}}}{3 x^{\frac {3}{2}}} - \frac {\left (1 - x\right )^{\frac {5}{2}}}{5 x^{\frac {5}{2}}} & \text {for}\: \sqrt {x} > -1 \wedge \sqrt {x} < 1 \end {cases}}{3} - \frac {\operatorname {acos}{\left (\sqrt {x} \right )}}{3 x^{3}} \]
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Time = 0.26 (sec) , antiderivative size = 46, normalized size of antiderivative = 0.68 \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=\frac {8 \, \sqrt {-x + 1}}{45 \, \sqrt {x}} + \frac {4 \, \sqrt {-x + 1}}{45 \, x^{\frac {3}{2}}} + \frac {\sqrt {-x + 1}}{15 \, x^{\frac {5}{2}}} - \frac {\arccos \left (\sqrt {x}\right )}{3 \, x^{3}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 106 vs. \(2 (46) = 92\).
Time = 0.29 (sec) , antiderivative size = 106, normalized size of antiderivative = 1.56 \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=\frac {{\left (\sqrt {-x + 1} - 1\right )}^{5}}{480 \, x^{\frac {5}{2}}} + \frac {5 \, {\left (\sqrt {-x + 1} - 1\right )}^{3}}{288 \, x^{\frac {3}{2}}} + \frac {5 \, {\left (\sqrt {-x + 1} - 1\right )}}{48 \, \sqrt {x}} - \frac {{\left (\frac {150 \, {\left (\sqrt {-x + 1} - 1\right )}^{4}}{x^{2}} + \frac {25 \, {\left (\sqrt {-x + 1} - 1\right )}^{2}}{x} + 3\right )} x^{\frac {5}{2}}}{1440 \, {\left (\sqrt {-x + 1} - 1\right )}^{5}} - \frac {\arccos \left (\sqrt {x}\right )}{3 \, x^{3}} \]
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Timed out. \[ \int \frac {\arccos \left (\sqrt {x}\right )}{x^4} \, dx=\int \frac {\mathrm {acos}\left (\sqrt {x}\right )}{x^4} \,d x \]
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