Integrand size = 12, antiderivative size = 163 \[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=\frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}}+\frac {4 x}{3 b^2 \sqrt {a+b \arccos (c x)}}+\frac {4 \sqrt {2 \pi } \cos \left (\frac {a}{b}\right ) \operatorname {FresnelS}\left (\frac {\sqrt {\frac {2}{\pi }} \sqrt {a+b \arccos (c x)}}{\sqrt {b}}\right )}{3 b^{5/2} c}-\frac {4 \sqrt {2 \pi } \operatorname {FresnelC}\left (\frac {\sqrt {\frac {2}{\pi }} \sqrt {a+b \arccos (c x)}}{\sqrt {b}}\right ) \sin \left (\frac {a}{b}\right )}{3 b^{5/2} c} \]
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Time = 0.18 (sec) , antiderivative size = 163, normalized size of antiderivative = 1.00, number of steps used = 8, number of rules used = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.667, Rules used = {4718, 4808, 4720, 3387, 3386, 3432, 3385, 3433} \[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=-\frac {4 \sqrt {2 \pi } \sin \left (\frac {a}{b}\right ) \operatorname {FresnelC}\left (\frac {\sqrt {\frac {2}{\pi }} \sqrt {a+b \arccos (c x)}}{\sqrt {b}}\right )}{3 b^{5/2} c}+\frac {4 \sqrt {2 \pi } \cos \left (\frac {a}{b}\right ) \operatorname {FresnelS}\left (\frac {\sqrt {\frac {2}{\pi }} \sqrt {a+b \arccos (c x)}}{\sqrt {b}}\right )}{3 b^{5/2} c}+\frac {4 x}{3 b^2 \sqrt {a+b \arccos (c x)}}+\frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}} \]
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Rule 3385
Rule 3386
Rule 3387
Rule 3432
Rule 3433
Rule 4718
Rule 4720
Rule 4808
Rubi steps \begin{align*} \text {integral}& = \frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}}+\frac {(2 c) \int \frac {x}{\sqrt {1-c^2 x^2} (a+b \arccos (c x))^{3/2}} \, dx}{3 b} \\ & = \frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}}+\frac {4 x}{3 b^2 \sqrt {a+b \arccos (c x)}}-\frac {4 \int \frac {1}{\sqrt {a+b \arccos (c x)}} \, dx}{3 b^2} \\ & = \frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}}+\frac {4 x}{3 b^2 \sqrt {a+b \arccos (c x)}}-\frac {4 \text {Subst}\left (\int \frac {\sin \left (\frac {a}{b}-\frac {x}{b}\right )}{\sqrt {x}} \, dx,x,a+b \arccos (c x)\right )}{3 b^3 c} \\ & = \frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}}+\frac {4 x}{3 b^2 \sqrt {a+b \arccos (c x)}}+\frac {\left (4 \cos \left (\frac {a}{b}\right )\right ) \text {Subst}\left (\int \frac {\sin \left (\frac {x}{b}\right )}{\sqrt {x}} \, dx,x,a+b \arccos (c x)\right )}{3 b^3 c}-\frac {\left (4 \sin \left (\frac {a}{b}\right )\right ) \text {Subst}\left (\int \frac {\cos \left (\frac {x}{b}\right )}{\sqrt {x}} \, dx,x,a+b \arccos (c x)\right )}{3 b^3 c} \\ & = \frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}}+\frac {4 x}{3 b^2 \sqrt {a+b \arccos (c x)}}+\frac {\left (8 \cos \left (\frac {a}{b}\right )\right ) \text {Subst}\left (\int \sin \left (\frac {x^2}{b}\right ) \, dx,x,\sqrt {a+b \arccos (c x)}\right )}{3 b^3 c}-\frac {\left (8 \sin \left (\frac {a}{b}\right )\right ) \text {Subst}\left (\int \cos \left (\frac {x^2}{b}\right ) \, dx,x,\sqrt {a+b \arccos (c x)}\right )}{3 b^3 c} \\ & = \frac {2 \sqrt {1-c^2 x^2}}{3 b c (a+b \arccos (c x))^{3/2}}+\frac {4 x}{3 b^2 \sqrt {a+b \arccos (c x)}}+\frac {4 \sqrt {2 \pi } \cos \left (\frac {a}{b}\right ) \operatorname {FresnelS}\left (\frac {\sqrt {\frac {2}{\pi }} \sqrt {a+b \arccos (c x)}}{\sqrt {b}}\right )}{3 b^{5/2} c}-\frac {4 \sqrt {2 \pi } \operatorname {FresnelC}\left (\frac {\sqrt {\frac {2}{\pi }} \sqrt {a+b \arccos (c x)}}{\sqrt {b}}\right ) \sin \left (\frac {a}{b}\right )}{3 b^{5/2} c} \\ \end{align*}
\[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=\int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx \]
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Leaf count of result is larger than twice the leaf count of optimal. \(340\) vs. \(2(129)=258\).
Time = 2.09 (sec) , antiderivative size = 341, normalized size of antiderivative = 2.09
method | result | size |
default | \(\frac {-\frac {4 \arccos \left (c x \right ) \sqrt {a +b \arccos \left (c x \right )}\, \cos \left (\frac {a}{b}\right ) \operatorname {FresnelS}\left (\frac {\sqrt {2}\, \sqrt {a +b \arccos \left (c x \right )}}{\sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, b}\right ) \sqrt {2}\, \sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, b}{3}-\frac {4 \arccos \left (c x \right ) \sqrt {a +b \arccos \left (c x \right )}\, \sin \left (\frac {a}{b}\right ) \operatorname {FresnelC}\left (\frac {\sqrt {2}\, \sqrt {a +b \arccos \left (c x \right )}}{\sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, b}\right ) \sqrt {2}\, \sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, b}{3}-\frac {4 \sqrt {a +b \arccos \left (c x \right )}\, \cos \left (\frac {a}{b}\right ) \operatorname {FresnelS}\left (\frac {\sqrt {2}\, \sqrt {a +b \arccos \left (c x \right )}}{\sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, b}\right ) \sqrt {2}\, \sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, a}{3}-\frac {4 \sqrt {a +b \arccos \left (c x \right )}\, \sin \left (\frac {a}{b}\right ) \operatorname {FresnelC}\left (\frac {\sqrt {2}\, \sqrt {a +b \arccos \left (c x \right )}}{\sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, b}\right ) \sqrt {2}\, \sqrt {\pi }\, \sqrt {-\frac {1}{b}}\, a}{3}+\frac {4 \arccos \left (c x \right ) \cos \left (-\frac {a +b \arccos \left (c x \right )}{b}+\frac {a}{b}\right ) b}{3}-\frac {2 \sin \left (-\frac {a +b \arccos \left (c x \right )}{b}+\frac {a}{b}\right ) b}{3}+\frac {4 \cos \left (-\frac {a +b \arccos \left (c x \right )}{b}+\frac {a}{b}\right ) a}{3}}{c \,b^{2} \left (a +b \arccos \left (c x \right )\right )^{\frac {3}{2}}}\) | \(341\) |
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Exception generated. \[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=\text {Exception raised: TypeError} \]
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\[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=\int \frac {1}{\left (a + b \operatorname {acos}{\left (c x \right )}\right )^{\frac {5}{2}}}\, dx \]
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\[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=\int { \frac {1}{{\left (b \arccos \left (c x\right ) + a\right )}^{\frac {5}{2}}} \,d x } \]
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\[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=\int { \frac {1}{{\left (b \arccos \left (c x\right ) + a\right )}^{\frac {5}{2}}} \,d x } \]
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Timed out. \[ \int \frac {1}{(a+b \arccos (c x))^{5/2}} \, dx=\int \frac {1}{{\left (a+b\,\mathrm {acos}\left (c\,x\right )\right )}^{5/2}} \,d x \]
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