Integrand size = 21, antiderivative size = 18 \[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=-b x+\frac {(a+b) \tan (e+f x)}{f} \]
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Time = 0.03 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {3270, 396, 209} \[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=\frac {(a+b) \tan (e+f x)}{f}-b x \]
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Rule 209
Rule 396
Rule 3270
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {a+(a+b) x^2}{1+x^2} \, dx,x,\tan (e+f x)\right )}{f} \\ & = \frac {(a+b) \tan (e+f x)}{f}-\frac {b \text {Subst}\left (\int \frac {1}{1+x^2} \, dx,x,\tan (e+f x)\right )}{f} \\ & = -b x+\frac {(a+b) \tan (e+f x)}{f} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 36, normalized size of antiderivative = 2.00 \[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=-\frac {b \arctan (\tan (e+f x))}{f}+\frac {a \tan (e+f x)}{f}+\frac {b \tan (e+f x)}{f} \]
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Time = 0.92 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.67
method | result | size |
derivativedivides | \(\frac {\tan \left (f x +e \right ) a +b \left (\tan \left (f x +e \right )-f x -e \right )}{f}\) | \(30\) |
default | \(\frac {\tan \left (f x +e \right ) a +b \left (\tan \left (f x +e \right )-f x -e \right )}{f}\) | \(30\) |
risch | \(-b x +\frac {2 i a}{f \left ({\mathrm e}^{2 i \left (f x +e \right )}+1\right )}+\frac {2 i b}{f \left ({\mathrm e}^{2 i \left (f x +e \right )}+1\right )}\) | \(46\) |
parallelrisch | \(\frac {-\left (\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right ) x f b +\left (-2 a -2 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )+f x b}{f \left (\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )-f}\) | \(59\) |
norman | \(\frac {b x +b x \left (\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )-b x \left (\tan ^{4}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )-b x \left (\tan ^{6}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )-\frac {2 \left (a +b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )}{f}-\frac {4 \left (a +b \right ) \left (\tan ^{3}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{f}-\frac {2 \left (a +b \right ) \left (\tan ^{5}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{f}}{\left (\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )-1\right ) \left (1+\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )^{2}}\) | \(135\) |
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Time = 0.32 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.94 \[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=-\frac {b f x \cos \left (f x + e\right ) - {\left (a + b\right )} \sin \left (f x + e\right )}{f \cos \left (f x + e\right )} \]
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\[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=\int \left (a + b \sin ^{2}{\left (e + f x \right )}\right ) \sec ^{2}{\left (e + f x \right )}\, dx \]
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Time = 0.37 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.67 \[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=-\frac {{\left (f x + e - \tan \left (f x + e\right )\right )} b - a \tan \left (f x + e\right )}{f} \]
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Time = 0.32 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.72 \[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=-\frac {{\left (f x + e\right )} b - a \tan \left (f x + e\right ) - b \tan \left (f x + e\right )}{f} \]
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Time = 13.30 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.44 \[ \int \sec ^2(e+f x) \left (a+b \sin ^2(e+f x)\right ) \, dx=\frac {a\,\mathrm {tan}\left (e+f\,x\right )+b\,\mathrm {tan}\left (e+f\,x\right )-b\,f\,x}{f} \]
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