Integrand size = 17, antiderivative size = 111 \[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\frac {2 x^2 \operatorname {Hypergeometric2F1}\left (-\frac {1}{2},\frac {1}{4} \left (-1-\frac {4 i}{b n}\right ),\frac {1}{4} \left (3-\frac {4 i}{b n}\right ),e^{2 i a} \left (c x^n\right )^{2 i b}\right ) \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )}}{(4-i b n) \sqrt {1-e^{2 i a} \left (c x^n\right )^{2 i b}}} \]
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Time = 0.09 (sec) , antiderivative size = 111, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.176, Rules used = {4581, 4579, 371} \[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\frac {2 x^2 \operatorname {Hypergeometric2F1}\left (-\frac {1}{2},\frac {1}{4} \left (-1-\frac {4 i}{b n}\right ),\frac {1}{4} \left (3-\frac {4 i}{b n}\right ),e^{2 i a} \left (c x^n\right )^{2 i b}\right ) \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )}}{(4-i b n) \sqrt {1-e^{2 i a} \left (c x^n\right )^{2 i b}}} \]
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Rule 371
Rule 4579
Rule 4581
Rubi steps \begin{align*} \text {integral}& = \frac {\left (x^2 \left (c x^n\right )^{-2/n}\right ) \text {Subst}\left (\int x^{-1+\frac {2}{n}} \sqrt {\sin (a+b \log (x))} \, dx,x,c x^n\right )}{n} \\ & = \frac {\left (x^2 \left (c x^n\right )^{\frac {i b}{2}-\frac {2}{n}} \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )}\right ) \text {Subst}\left (\int x^{-1-\frac {i b}{2}+\frac {2}{n}} \sqrt {1-e^{2 i a} x^{2 i b}} \, dx,x,c x^n\right )}{n \sqrt {1-e^{2 i a} \left (c x^n\right )^{2 i b}}} \\ & = \frac {2 x^2 \operatorname {Hypergeometric2F1}\left (-\frac {1}{2},\frac {1}{4} \left (-1-\frac {4 i}{b n}\right ),\frac {1}{4} \left (3-\frac {4 i}{b n}\right ),e^{2 i a} \left (c x^n\right )^{2 i b}\right ) \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )}}{(4-i b n) \sqrt {1-e^{2 i a} \left (c x^n\right )^{2 i b}}} \\ \end{align*}
Time = 11.00 (sec) , antiderivative size = 145, normalized size of antiderivative = 1.31 \[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\frac {i \sqrt {2} x^2 \sqrt {-i e^{-i a} \left (c x^n\right )^{-i b} \left (-1+e^{2 i a} \left (c x^n\right )^{2 i b}\right )} \operatorname {Hypergeometric2F1}\left (-\frac {1}{2},-\frac {1}{4}-\frac {i}{b n},\frac {3}{4}-\frac {i}{b n},e^{2 i a} \left (c x^n\right )^{2 i b}\right )}{(4 i+b n) \sqrt {1-e^{2 i a} \left (c x^n\right )^{2 i b}}} \]
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\[\int x \sqrt {\sin \left (a +b \ln \left (c \,x^{n}\right )\right )}d x\]
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Exception generated. \[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\text {Exception raised: TypeError} \]
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\[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\int x \sqrt {\sin {\left (a + b \log {\left (c x^{n} \right )} \right )}}\, dx \]
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\[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\int { x \sqrt {\sin \left (b \log \left (c x^{n}\right ) + a\right )} \,d x } \]
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\[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\int { x \sqrt {\sin \left (b \log \left (c x^{n}\right ) + a\right )} \,d x } \]
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Timed out. \[ \int x \sqrt {\sin \left (a+b \log \left (c x^n\right )\right )} \, dx=\int x\,\sqrt {\sin \left (a+b\,\ln \left (c\,x^n\right )\right )} \,d x \]
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