Integrand size = 10, antiderivative size = 158 \[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=-\frac {x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^3}-\frac {2 x^3}{3 a^2 \arcsin (a x)^2}+\frac {5 x^5}{6 \arcsin (a x)^2}-\frac {2 x^2 \sqrt {1-a^2 x^2}}{a^3 \arcsin (a x)}+\frac {25 x^4 \sqrt {1-a^2 x^2}}{6 a \arcsin (a x)}+\frac {\text {Si}(\arcsin (a x))}{48 a^5}-\frac {27 \text {Si}(3 \arcsin (a x))}{32 a^5}+\frac {125 \text {Si}(5 \arcsin (a x))}{96 a^5} \]
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Time = 0.20 (sec) , antiderivative size = 158, normalized size of antiderivative = 1.00, number of steps used = 12, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {4729, 4807, 4727, 3380} \[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=\frac {\text {Si}(\arcsin (a x))}{48 a^5}-\frac {27 \text {Si}(3 \arcsin (a x))}{32 a^5}+\frac {125 \text {Si}(5 \arcsin (a x))}{96 a^5}-\frac {2 x^3}{3 a^2 \arcsin (a x)^2}+\frac {25 x^4 \sqrt {1-a^2 x^2}}{6 a \arcsin (a x)}-\frac {x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^3}-\frac {2 x^2 \sqrt {1-a^2 x^2}}{a^3 \arcsin (a x)}+\frac {5 x^5}{6 \arcsin (a x)^2} \]
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Rule 3380
Rule 4727
Rule 4729
Rule 4807
Rubi steps \begin{align*} \text {integral}& = -\frac {x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^3}+\frac {4 \int \frac {x^3}{\sqrt {1-a^2 x^2} \arcsin (a x)^3} \, dx}{3 a}-\frac {1}{3} (5 a) \int \frac {x^5}{\sqrt {1-a^2 x^2} \arcsin (a x)^3} \, dx \\ & = -\frac {x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^3}-\frac {2 x^3}{3 a^2 \arcsin (a x)^2}+\frac {5 x^5}{6 \arcsin (a x)^2}-\frac {25}{6} \int \frac {x^4}{\arcsin (a x)^2} \, dx+\frac {2 \int \frac {x^2}{\arcsin (a x)^2} \, dx}{a^2} \\ & = -\frac {x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^3}-\frac {2 x^3}{3 a^2 \arcsin (a x)^2}+\frac {5 x^5}{6 \arcsin (a x)^2}-\frac {2 x^2 \sqrt {1-a^2 x^2}}{a^3 \arcsin (a x)}+\frac {25 x^4 \sqrt {1-a^2 x^2}}{6 a \arcsin (a x)}+\frac {2 \text {Subst}\left (\int \left (-\frac {\sin (x)}{4 x}+\frac {3 \sin (3 x)}{4 x}\right ) \, dx,x,\arcsin (a x)\right )}{a^5}-\frac {25 \text {Subst}\left (\int \left (-\frac {\sin (x)}{8 x}+\frac {9 \sin (3 x)}{16 x}-\frac {5 \sin (5 x)}{16 x}\right ) \, dx,x,\arcsin (a x)\right )}{6 a^5} \\ & = -\frac {x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^3}-\frac {2 x^3}{3 a^2 \arcsin (a x)^2}+\frac {5 x^5}{6 \arcsin (a x)^2}-\frac {2 x^2 \sqrt {1-a^2 x^2}}{a^3 \arcsin (a x)}+\frac {25 x^4 \sqrt {1-a^2 x^2}}{6 a \arcsin (a x)}-\frac {\text {Subst}\left (\int \frac {\sin (x)}{x} \, dx,x,\arcsin (a x)\right )}{2 a^5}+\frac {25 \text {Subst}\left (\int \frac {\sin (x)}{x} \, dx,x,\arcsin (a x)\right )}{48 a^5}+\frac {125 \text {Subst}\left (\int \frac {\sin (5 x)}{x} \, dx,x,\arcsin (a x)\right )}{96 a^5}+\frac {3 \text {Subst}\left (\int \frac {\sin (3 x)}{x} \, dx,x,\arcsin (a x)\right )}{2 a^5}-\frac {75 \text {Subst}\left (\int \frac {\sin (3 x)}{x} \, dx,x,\arcsin (a x)\right )}{32 a^5} \\ & = -\frac {x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^3}-\frac {2 x^3}{3 a^2 \arcsin (a x)^2}+\frac {5 x^5}{6 \arcsin (a x)^2}-\frac {2 x^2 \sqrt {1-a^2 x^2}}{a^3 \arcsin (a x)}+\frac {25 x^4 \sqrt {1-a^2 x^2}}{6 a \arcsin (a x)}+\frac {\text {Si}(\arcsin (a x))}{48 a^5}-\frac {27 \text {Si}(3 \arcsin (a x))}{32 a^5}+\frac {125 \text {Si}(5 \arcsin (a x))}{96 a^5} \\ \end{align*}
Time = 0.36 (sec) , antiderivative size = 159, normalized size of antiderivative = 1.01 \[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=\frac {-32 a^4 x^4 \sqrt {1-a^2 x^2}-64 a^3 x^3 \arcsin (a x)+80 a^5 x^5 \arcsin (a x)-192 a^2 x^2 \sqrt {1-a^2 x^2} \arcsin (a x)^2+400 a^4 x^4 \sqrt {1-a^2 x^2} \arcsin (a x)^2+2 \arcsin (a x)^3 \text {Si}(\arcsin (a x))-81 \arcsin (a x)^3 \text {Si}(3 \arcsin (a x))+125 \arcsin (a x)^3 \text {Si}(5 \arcsin (a x))}{96 a^5 \arcsin (a x)^3} \]
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Time = 0.04 (sec) , antiderivative size = 171, normalized size of antiderivative = 1.08
method | result | size |
derivativedivides | \(\frac {-\frac {\sqrt {-a^{2} x^{2}+1}}{24 \arcsin \left (a x \right )^{3}}+\frac {a x}{48 \arcsin \left (a x \right )^{2}}+\frac {\sqrt {-a^{2} x^{2}+1}}{48 \arcsin \left (a x \right )}+\frac {\operatorname {Si}\left (\arcsin \left (a x \right )\right )}{48}+\frac {\cos \left (3 \arcsin \left (a x \right )\right )}{16 \arcsin \left (a x \right )^{3}}-\frac {3 \sin \left (3 \arcsin \left (a x \right )\right )}{32 \arcsin \left (a x \right )^{2}}-\frac {9 \cos \left (3 \arcsin \left (a x \right )\right )}{32 \arcsin \left (a x \right )}-\frac {27 \,\operatorname {Si}\left (3 \arcsin \left (a x \right )\right )}{32}-\frac {\cos \left (5 \arcsin \left (a x \right )\right )}{48 \arcsin \left (a x \right )^{3}}+\frac {5 \sin \left (5 \arcsin \left (a x \right )\right )}{96 \arcsin \left (a x \right )^{2}}+\frac {25 \cos \left (5 \arcsin \left (a x \right )\right )}{96 \arcsin \left (a x \right )}+\frac {125 \,\operatorname {Si}\left (5 \arcsin \left (a x \right )\right )}{96}}{a^{5}}\) | \(171\) |
default | \(\frac {-\frac {\sqrt {-a^{2} x^{2}+1}}{24 \arcsin \left (a x \right )^{3}}+\frac {a x}{48 \arcsin \left (a x \right )^{2}}+\frac {\sqrt {-a^{2} x^{2}+1}}{48 \arcsin \left (a x \right )}+\frac {\operatorname {Si}\left (\arcsin \left (a x \right )\right )}{48}+\frac {\cos \left (3 \arcsin \left (a x \right )\right )}{16 \arcsin \left (a x \right )^{3}}-\frac {3 \sin \left (3 \arcsin \left (a x \right )\right )}{32 \arcsin \left (a x \right )^{2}}-\frac {9 \cos \left (3 \arcsin \left (a x \right )\right )}{32 \arcsin \left (a x \right )}-\frac {27 \,\operatorname {Si}\left (3 \arcsin \left (a x \right )\right )}{32}-\frac {\cos \left (5 \arcsin \left (a x \right )\right )}{48 \arcsin \left (a x \right )^{3}}+\frac {5 \sin \left (5 \arcsin \left (a x \right )\right )}{96 \arcsin \left (a x \right )^{2}}+\frac {25 \cos \left (5 \arcsin \left (a x \right )\right )}{96 \arcsin \left (a x \right )}+\frac {125 \,\operatorname {Si}\left (5 \arcsin \left (a x \right )\right )}{96}}{a^{5}}\) | \(171\) |
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\[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=\int { \frac {x^{4}}{\arcsin \left (a x\right )^{4}} \,d x } \]
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\[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=\int \frac {x^{4}}{\operatorname {asin}^{4}{\left (a x \right )}}\, dx \]
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\[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=\int { \frac {x^{4}}{\arcsin \left (a x\right )^{4}} \,d x } \]
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Time = 0.29 (sec) , antiderivative size = 250, normalized size of antiderivative = 1.58 \[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=\frac {5 \, {\left (a^{2} x^{2} - 1\right )}^{2} x}{6 \, a^{4} \arcsin \left (a x\right )^{2}} + \frac {25 \, {\left (a^{2} x^{2} - 1\right )}^{2} \sqrt {-a^{2} x^{2} + 1}}{6 \, a^{5} \arcsin \left (a x\right )} + \frac {{\left (a^{2} x^{2} - 1\right )} x}{a^{4} \arcsin \left (a x\right )^{2}} + \frac {125 \, \operatorname {Si}\left (5 \, \arcsin \left (a x\right )\right )}{96 \, a^{5}} - \frac {27 \, \operatorname {Si}\left (3 \, \arcsin \left (a x\right )\right )}{32 \, a^{5}} + \frac {\operatorname {Si}\left (\arcsin \left (a x\right )\right )}{48 \, a^{5}} - \frac {19 \, {\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}}}{3 \, a^{5} \arcsin \left (a x\right )} + \frac {x}{6 \, a^{4} \arcsin \left (a x\right )^{2}} - \frac {{\left (a^{2} x^{2} - 1\right )}^{2} \sqrt {-a^{2} x^{2} + 1}}{3 \, a^{5} \arcsin \left (a x\right )^{3}} + \frac {13 \, \sqrt {-a^{2} x^{2} + 1}}{6 \, a^{5} \arcsin \left (a x\right )} + \frac {2 \, {\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}}}{3 \, a^{5} \arcsin \left (a x\right )^{3}} - \frac {\sqrt {-a^{2} x^{2} + 1}}{3 \, a^{5} \arcsin \left (a x\right )^{3}} \]
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Timed out. \[ \int \frac {x^4}{\arcsin (a x)^4} \, dx=\int \frac {x^4}{{\mathrm {asin}\left (a\,x\right )}^4} \,d x \]
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