Integrand size = 12, antiderivative size = 30 \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=a x+\frac {b x}{2}-\frac {b \cos (e+f x) \sin (e+f x)}{2 f} \]
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Time = 0.02 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {2715, 8} \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=a x-\frac {b \sin (e+f x) \cos (e+f x)}{2 f}+\frac {b x}{2} \]
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Rule 8
Rule 2715
Rubi steps \begin{align*} \text {integral}& = a x+b \int \sin ^2(e+f x) \, dx \\ & = a x-\frac {b \cos (e+f x) \sin (e+f x)}{2 f}+\frac {1}{2} b \int 1 \, dx \\ & = a x+\frac {b x}{2}-\frac {b \cos (e+f x) \sin (e+f x)}{2 f} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.10 \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=a x+\frac {b (e+f x)}{2 f}-\frac {b \sin (2 (e+f x))}{4 f} \]
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Time = 0.37 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.80
method | result | size |
risch | \(a x +\frac {b x}{2}-\frac {\sin \left (2 f x +2 e \right ) b}{4 f}\) | \(24\) |
parallelrisch | \(\frac {b \left (2 f x -\sin \left (2 f x +2 e \right )\right )}{4 f}+a x\) | \(27\) |
default | \(a x +\frac {b \left (-\frac {\cos \left (f x +e \right ) \sin \left (f x +e \right )}{2}+\frac {f x}{2}+\frac {e}{2}\right )}{f}\) | \(32\) |
parts | \(a x +\frac {b \left (-\frac {\cos \left (f x +e \right ) \sin \left (f x +e \right )}{2}+\frac {f x}{2}+\frac {e}{2}\right )}{f}\) | \(32\) |
derivativedivides | \(\frac {a \left (f x +e \right )+b \left (-\frac {\cos \left (f x +e \right ) \sin \left (f x +e \right )}{2}+\frac {f x}{2}+\frac {e}{2}\right )}{f}\) | \(37\) |
norman | \(\frac {\left (a +\frac {b}{2}\right ) x +\frac {b \left (\tan ^{3}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{f}+\left (a +\frac {b}{2}\right ) x \left (\tan ^{4}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )+\left (2 a +b \right ) x \left (\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )-\frac {b \tan \left (\frac {f x}{2}+\frac {e}{2}\right )}{f}}{\left (1+\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )^{2}}\) | \(92\) |
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Time = 0.28 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.97 \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=\frac {{\left (2 \, a + b\right )} f x - b \cos \left (f x + e\right ) \sin \left (f x + e\right )}{2 \, f} \]
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Time = 0.09 (sec) , antiderivative size = 51, normalized size of antiderivative = 1.70 \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=a x + b \left (\begin {cases} \frac {x \sin ^{2}{\left (e + f x \right )}}{2} + \frac {x \cos ^{2}{\left (e + f x \right )}}{2} - \frac {\sin {\left (e + f x \right )} \cos {\left (e + f x \right )}}{2 f} & \text {for}\: f \neq 0 \\x \sin ^{2}{\left (e \right )} & \text {otherwise} \end {cases}\right ) \]
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Time = 0.25 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.97 \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=a x + \frac {{\left (2 \, f x + 2 \, e - \sin \left (2 \, f x + 2 \, e\right )\right )} b}{4 \, f} \]
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Time = 0.31 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.83 \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=\frac {1}{4} \, b {\left (2 \, x - \frac {\sin \left (2 \, f x + 2 \, e\right )}{f}\right )} + a x \]
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Time = 13.57 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.90 \[ \int \left (a+b \sin ^2(e+f x)\right ) \, dx=-\frac {\frac {b\,\sin \left (2\,e+2\,f\,x\right )}{4}-f\,x\,\left (a+\frac {b}{2}\right )}{f} \]
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