Integrand size = 16, antiderivative size = 5 \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^2} \]
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Time = 0.04 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {3254, 8} \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^2} \]
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Rule 8
Rule 3254
Rubi steps \begin{align*} \text {integral}& = \frac {\int 1 \, dx}{a^2} \\ & = \frac {x}{a^2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^2} \]
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Time = 0.33 (sec) , antiderivative size = 6, normalized size of antiderivative = 1.20
method | result | size |
risch | \(\frac {x}{a^{2}}\) | \(6\) |
default | \(\frac {\arctan \left (\tan \left (x \right )\right )}{a^{2}}\) | \(8\) |
norman | \(\frac {\frac {x \left (\tan ^{12}\left (\frac {x}{2}\right )\right )}{a}+\frac {x \left (\tan ^{14}\left (\frac {x}{2}\right )\right )}{a}-\frac {x}{a}-\frac {x \left (\tan ^{2}\left (\frac {x}{2}\right )\right )}{a}+\frac {3 x \left (\tan ^{4}\left (\frac {x}{2}\right )\right )}{a}+\frac {3 x \left (\tan ^{6}\left (\frac {x}{2}\right )\right )}{a}-\frac {3 x \left (\tan ^{8}\left (\frac {x}{2}\right )\right )}{a}-\frac {3 x \left (\tan ^{10}\left (\frac {x}{2}\right )\right )}{a}}{\left (1+\tan ^{2}\left (\frac {x}{2}\right )\right )^{4} a \left (\tan ^{2}\left (\frac {x}{2}\right )-1\right )^{3}}\) | \(114\) |
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none
Time = 0.25 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^{2}} \]
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Time = 3.78 (sec) , antiderivative size = 3, normalized size of antiderivative = 0.60 \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^{2}} \]
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none
Time = 0.39 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^{2}} \]
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none
Time = 0.30 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^{2}} \]
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Time = 13.95 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {\cos ^4(x)}{\left (a-a \sin ^2(x)\right )^2} \, dx=\frac {x}{a^2} \]
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