Integrand size = 23, antiderivative size = 88 \[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\frac {\operatorname {AppellF1}\left (\frac {5}{2},3,-p,\frac {7}{2},-\tan ^2(e+f x),-\frac {b \tan ^2(e+f x)}{a+b}\right ) \tan ^5(e+f x) \left (a+b+b \tan ^2(e+f x)\right )^p \left (1+\frac {b \tan ^2(e+f x)}{a+b}\right )^{-p}}{5 f} \]
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Time = 0.16 (sec) , antiderivative size = 88, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.130, Rules used = {4217, 525, 524} \[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\frac {\tan ^5(e+f x) \left (a+b \tan ^2(e+f x)+b\right )^p \left (\frac {b \tan ^2(e+f x)}{a+b}+1\right )^{-p} \operatorname {AppellF1}\left (\frac {5}{2},3,-p,\frac {7}{2},-\tan ^2(e+f x),-\frac {b \tan ^2(e+f x)}{a+b}\right )}{5 f} \]
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Rule 524
Rule 525
Rule 4217
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {x^4 \left (a+b+b x^2\right )^p}{\left (1+x^2\right )^3} \, dx,x,\tan (e+f x)\right )}{f} \\ & = \frac {\left (\left (a+b+b \tan ^2(e+f x)\right )^p \left (1+\frac {b \tan ^2(e+f x)}{a+b}\right )^{-p}\right ) \text {Subst}\left (\int \frac {x^4 \left (1+\frac {b x^2}{a+b}\right )^p}{\left (1+x^2\right )^3} \, dx,x,\tan (e+f x)\right )}{f} \\ & = \frac {\operatorname {AppellF1}\left (\frac {5}{2},3,-p,\frac {7}{2},-\tan ^2(e+f x),-\frac {b \tan ^2(e+f x)}{a+b}\right ) \tan ^5(e+f x) \left (a+b+b \tan ^2(e+f x)\right )^p \left (1+\frac {b \tan ^2(e+f x)}{a+b}\right )^{-p}}{5 f} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(5878\) vs. \(2(88)=176\).
Time = 25.84 (sec) , antiderivative size = 5878, normalized size of antiderivative = 66.80 \[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\text {Result too large to show} \]
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\[\int \left (a +b \sec \left (f x +e \right )^{2}\right )^{p} \sin \left (f x +e \right )^{4}d x\]
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\[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\int { {\left (b \sec \left (f x + e\right )^{2} + a\right )}^{p} \sin \left (f x + e\right )^{4} \,d x } \]
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Timed out. \[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\text {Timed out} \]
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\[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\int { {\left (b \sec \left (f x + e\right )^{2} + a\right )}^{p} \sin \left (f x + e\right )^{4} \,d x } \]
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\[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\int { {\left (b \sec \left (f x + e\right )^{2} + a\right )}^{p} \sin \left (f x + e\right )^{4} \,d x } \]
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Timed out. \[ \int \left (a+b \sec ^2(e+f x)\right )^p \sin ^4(e+f x) \, dx=\int {\sin \left (e+f\,x\right )}^4\,{\left (a+\frac {b}{{\cos \left (e+f\,x\right )}^2}\right )}^p \,d x \]
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