Integrand size = 8, antiderivative size = 19 \[ \int \left (a+b \sin ^2(x)\right ) \, dx=a x+\frac {b x}{2}-\frac {1}{2} b \cos (x) \sin (x) \]
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Time = 0.01 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {2715, 8} \[ \int \left (a+b \sin ^2(x)\right ) \, dx=a x+\frac {b x}{2}-\frac {1}{2} b \sin (x) \cos (x) \]
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Rule 8
Rule 2715
Rubi steps \begin{align*} \text {integral}& = a x+b \int \sin ^2(x) \, dx \\ & = a x-\frac {1}{2} b \cos (x) \sin (x)+\frac {1}{2} b \int 1 \, dx \\ & = a x+\frac {b x}{2}-\frac {1}{2} b \cos (x) \sin (x) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \left (a+b \sin ^2(x)\right ) \, dx=a x+\frac {b x}{2}-\frac {1}{4} b \sin (2 x) \]
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Time = 0.22 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.84
method | result | size |
risch | \(a x +\frac {b x}{2}-\frac {b \sin \left (2 x \right )}{4}\) | \(16\) |
default | \(a x +b \left (-\frac {\cos \left (x \right ) \sin \left (x \right )}{2}+\frac {x}{2}\right )\) | \(17\) |
parallelrisch | \(b \left (\frac {x}{2}-\frac {\sin \left (2 x \right )}{4}\right )+a x\) | \(17\) |
parts | \(a x +b \left (-\frac {\cos \left (x \right ) \sin \left (x \right )}{2}+\frac {x}{2}\right )\) | \(17\) |
norman | \(\frac {b \left (\tan ^{3}\left (\frac {x}{2}\right )\right )+\left (a +\frac {b}{2}\right ) x +\left (a +\frac {b}{2}\right ) x \left (\tan ^{4}\left (\frac {x}{2}\right )\right )+\left (2 a +b \right ) x \left (\tan ^{2}\left (\frac {x}{2}\right )\right )-b \tan \left (\frac {x}{2}\right )}{\left (1+\tan ^{2}\left (\frac {x}{2}\right )\right )^{2}}\) | \(61\) |
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Time = 0.26 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.84 \[ \int \left (a+b \sin ^2(x)\right ) \, dx=-\frac {1}{2} \, b \cos \left (x\right ) \sin \left (x\right ) + \frac {1}{2} \, {\left (2 \, a + b\right )} x \]
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Time = 0.02 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \left (a+b \sin ^2(x)\right ) \, dx=a x + b \left (\frac {x}{2} - \frac {\sin {\left (x \right )} \cos {\left (x \right )}}{2}\right ) \]
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Time = 0.25 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.89 \[ \int \left (a+b \sin ^2(x)\right ) \, dx=\frac {1}{4} \, b {\left (2 \, x - \sin \left (2 \, x\right )\right )} + a x \]
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Time = 0.38 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.89 \[ \int \left (a+b \sin ^2(x)\right ) \, dx=\frac {1}{4} \, b {\left (2 \, x - \sin \left (2 \, x\right )\right )} + a x \]
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Time = 13.52 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \left (a+b \sin ^2(x)\right ) \, dx=x\,\left (a+\frac {b}{2}\right )-\frac {b\,\sin \left (2\,x\right )}{4} \]
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