Integrand size = 12, antiderivative size = 171 \[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=-\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}}-\frac {\sqrt {\frac {\pi }{2}} \operatorname {FresnelC}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arcsin (a x)}\right )}{3 a^5}+\frac {3 \sqrt {\frac {3 \pi }{2}} \operatorname {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arcsin (a x)}\right )}{2 a^5}-\frac {5 \sqrt {\frac {5 \pi }{2}} \operatorname {FresnelC}\left (\sqrt {\frac {10}{\pi }} \sqrt {\arcsin (a x)}\right )}{6 a^5} \]
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Time = 0.27 (sec) , antiderivative size = 235, normalized size of antiderivative = 1.37, number of steps used = 19, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {4729, 4807, 4731, 4491, 3385, 3433} \[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=\frac {4 \sqrt {2 \pi } \operatorname {FresnelC}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arcsin (a x)}\right )}{a^5}-\frac {25 \sqrt {\frac {\pi }{2}} \operatorname {FresnelC}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arcsin (a x)}\right )}{3 a^5}-\frac {4 \sqrt {\frac {2 \pi }{3}} \operatorname {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arcsin (a x)}\right )}{a^5}+\frac {25 \sqrt {\frac {\pi }{6}} \operatorname {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arcsin (a x)}\right )}{2 a^5}-\frac {5 \sqrt {\frac {5 \pi }{2}} \operatorname {FresnelC}\left (\sqrt {\frac {10}{\pi }} \sqrt {\arcsin (a x)}\right )}{6 a^5}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}-\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}} \]
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Rule 3385
Rule 3433
Rule 4491
Rule 4729
Rule 4731
Rule 4807
Rubi steps \begin{align*} \text {integral}& = -\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}+\frac {8 \int \frac {x^3}{\sqrt {1-a^2 x^2} \arcsin (a x)^{3/2}} \, dx}{3 a}-\frac {1}{3} (10 a) \int \frac {x^5}{\sqrt {1-a^2 x^2} \arcsin (a x)^{3/2}} \, dx \\ & = -\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}}-\frac {100}{3} \int \frac {x^4}{\sqrt {\arcsin (a x)}} \, dx+\frac {16 \int \frac {x^2}{\sqrt {\arcsin (a x)}} \, dx}{a^2} \\ & = -\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}}+\frac {16 \text {Subst}\left (\int \frac {\cos (x) \sin ^2(x)}{\sqrt {x}} \, dx,x,\arcsin (a x)\right )}{a^5}-\frac {100 \text {Subst}\left (\int \frac {\cos (x) \sin ^4(x)}{\sqrt {x}} \, dx,x,\arcsin (a x)\right )}{3 a^5} \\ & = -\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}}+\frac {16 \text {Subst}\left (\int \left (\frac {\cos (x)}{4 \sqrt {x}}-\frac {\cos (3 x)}{4 \sqrt {x}}\right ) \, dx,x,\arcsin (a x)\right )}{a^5}-\frac {100 \text {Subst}\left (\int \left (\frac {\cos (x)}{8 \sqrt {x}}-\frac {3 \cos (3 x)}{16 \sqrt {x}}+\frac {\cos (5 x)}{16 \sqrt {x}}\right ) \, dx,x,\arcsin (a x)\right )}{3 a^5} \\ & = -\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}}-\frac {25 \text {Subst}\left (\int \frac {\cos (5 x)}{\sqrt {x}} \, dx,x,\arcsin (a x)\right )}{12 a^5}+\frac {4 \text {Subst}\left (\int \frac {\cos (x)}{\sqrt {x}} \, dx,x,\arcsin (a x)\right )}{a^5}-\frac {4 \text {Subst}\left (\int \frac {\cos (3 x)}{\sqrt {x}} \, dx,x,\arcsin (a x)\right )}{a^5}-\frac {25 \text {Subst}\left (\int \frac {\cos (x)}{\sqrt {x}} \, dx,x,\arcsin (a x)\right )}{6 a^5}+\frac {25 \text {Subst}\left (\int \frac {\cos (3 x)}{\sqrt {x}} \, dx,x,\arcsin (a x)\right )}{4 a^5} \\ & = -\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}}-\frac {25 \text {Subst}\left (\int \cos \left (5 x^2\right ) \, dx,x,\sqrt {\arcsin (a x)}\right )}{6 a^5}+\frac {8 \text {Subst}\left (\int \cos \left (x^2\right ) \, dx,x,\sqrt {\arcsin (a x)}\right )}{a^5}-\frac {8 \text {Subst}\left (\int \cos \left (3 x^2\right ) \, dx,x,\sqrt {\arcsin (a x)}\right )}{a^5}-\frac {25 \text {Subst}\left (\int \cos \left (x^2\right ) \, dx,x,\sqrt {\arcsin (a x)}\right )}{3 a^5}+\frac {25 \text {Subst}\left (\int \cos \left (3 x^2\right ) \, dx,x,\sqrt {\arcsin (a x)}\right )}{2 a^5} \\ & = -\frac {2 x^4 \sqrt {1-a^2 x^2}}{3 a \arcsin (a x)^{3/2}}-\frac {16 x^3}{3 a^2 \sqrt {\arcsin (a x)}}+\frac {20 x^5}{3 \sqrt {\arcsin (a x)}}-\frac {25 \sqrt {\frac {\pi }{2}} \operatorname {FresnelC}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arcsin (a x)}\right )}{3 a^5}+\frac {4 \sqrt {2 \pi } \operatorname {FresnelC}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arcsin (a x)}\right )}{a^5}+\frac {25 \sqrt {\frac {\pi }{6}} \operatorname {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arcsin (a x)}\right )}{2 a^5}-\frac {4 \sqrt {\frac {2 \pi }{3}} \operatorname {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arcsin (a x)}\right )}{a^5}-\frac {5 \sqrt {\frac {5 \pi }{2}} \operatorname {FresnelC}\left (\sqrt {\frac {10}{\pi }} \sqrt {\arcsin (a x)}\right )}{6 a^5} \\ \end{align*}
Result contains complex when optimal does not.
Time = 0.23 (sec) , antiderivative size = 418, normalized size of antiderivative = 2.44 \[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=\frac {\frac {i e^{i \arcsin (a x)} (i-2 \arcsin (a x))-2 (-i \arcsin (a x))^{3/2} \Gamma \left (\frac {1}{2},-i \arcsin (a x)\right )}{24 \arcsin (a x)^{3/2}}-\frac {e^{-i \arcsin (a x)} \left (1-2 i \arcsin (a x)+2 e^{i \arcsin (a x)} (i \arcsin (a x))^{3/2} \Gamma \left (\frac {1}{2},i \arcsin (a x)\right )\right )}{24 \arcsin (a x)^{3/2}}-\frac {i e^{3 i \arcsin (a x)} (i-6 \arcsin (a x))-6 \sqrt {3} (-i \arcsin (a x))^{3/2} \Gamma \left (\frac {1}{2},-3 i \arcsin (a x)\right )}{16 \arcsin (a x)^{3/2}}+\frac {e^{-3 i \arcsin (a x)} \left (1-6 i \arcsin (a x)+6 \sqrt {3} e^{3 i \arcsin (a x)} (i \arcsin (a x))^{3/2} \Gamma \left (\frac {1}{2},3 i \arcsin (a x)\right )\right )}{16 \arcsin (a x)^{3/2}}+\frac {i e^{5 i \arcsin (a x)} (i-10 \arcsin (a x))-10 \sqrt {5} (-i \arcsin (a x))^{3/2} \Gamma \left (\frac {1}{2},-5 i \arcsin (a x)\right )}{48 \arcsin (a x)^{3/2}}-\frac {e^{-5 i \arcsin (a x)} \left (1-10 i \arcsin (a x)+10 \sqrt {5} e^{5 i \arcsin (a x)} (i \arcsin (a x))^{3/2} \Gamma \left (\frac {1}{2},5 i \arcsin (a x)\right )\right )}{48 \arcsin (a x)^{3/2}}}{a^5} \]
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Time = 0.08 (sec) , antiderivative size = 173, normalized size of antiderivative = 1.01
method | result | size |
default | \(-\frac {10 \sqrt {2}\, \sqrt {\pi }\, \sqrt {5}\, \operatorname {FresnelC}\left (\frac {\sqrt {2}\, \sqrt {5}\, \sqrt {\arcsin \left (a x \right )}}{\sqrt {\pi }}\right ) \arcsin \left (a x \right )^{\frac {3}{2}}-18 \sqrt {2}\, \sqrt {\pi }\, \sqrt {3}\, \operatorname {FresnelC}\left (\frac {\sqrt {2}\, \sqrt {3}\, \sqrt {\arcsin \left (a x \right )}}{\sqrt {\pi }}\right ) \arcsin \left (a x \right )^{\frac {3}{2}}+4 \sqrt {2}\, \sqrt {\pi }\, \operatorname {FresnelC}\left (\frac {\sqrt {2}\, \sqrt {\arcsin \left (a x \right )}}{\sqrt {\pi }}\right ) \arcsin \left (a x \right )^{\frac {3}{2}}-4 a x \arcsin \left (a x \right )+18 \arcsin \left (a x \right ) \sin \left (3 \arcsin \left (a x \right )\right )-10 \arcsin \left (a x \right ) \sin \left (5 \arcsin \left (a x \right )\right )+2 \sqrt {-a^{2} x^{2}+1}-3 \cos \left (3 \arcsin \left (a x \right )\right )+\cos \left (5 \arcsin \left (a x \right )\right )}{24 a^{5} \arcsin \left (a x \right )^{\frac {3}{2}}}\) | \(173\) |
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Exception generated. \[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=\text {Exception raised: TypeError} \]
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\[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=\int \frac {x^{4}}{\operatorname {asin}^{\frac {5}{2}}{\left (a x \right )}}\, dx \]
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Exception generated. \[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=\text {Exception raised: RuntimeError} \]
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\[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=\int { \frac {x^{4}}{\arcsin \left (a x\right )^{\frac {5}{2}}} \,d x } \]
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Timed out. \[ \int \frac {x^4}{\arcsin (a x)^{5/2}} \, dx=\int \frac {x^4}{{\mathrm {asin}\left (a\,x\right )}^{5/2}} \,d x \]
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