Integrand size = 23, antiderivative size = 51 \[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=\frac {a (a+b) \csc ^2(e+f x)}{f}-\frac {(a+b)^2 \csc ^4(e+f x)}{4 f}+\frac {a^2 \log (\sin (e+f x))}{f} \]
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Time = 0.11 (sec) , antiderivative size = 51, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.130, Rules used = {4223, 455, 45} \[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=\frac {a^2 \log (\sin (e+f x))}{f}-\frac {(a+b)^2 \csc ^4(e+f x)}{4 f}+\frac {a (a+b) \csc ^2(e+f x)}{f} \]
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Rule 45
Rule 455
Rule 4223
Rubi steps \begin{align*} \text {integral}& = -\frac {\text {Subst}\left (\int \frac {x \left (b+a x^2\right )^2}{\left (1-x^2\right )^3} \, dx,x,\cos (e+f x)\right )}{f} \\ & = -\frac {\text {Subst}\left (\int \frac {(b+a x)^2}{(1-x)^3} \, dx,x,\cos ^2(e+f x)\right )}{2 f} \\ & = -\frac {\text {Subst}\left (\int \left (-\frac {(a+b)^2}{(-1+x)^3}-\frac {2 a (a+b)}{(-1+x)^2}-\frac {a^2}{-1+x}\right ) \, dx,x,\cos ^2(e+f x)\right )}{2 f} \\ & = \frac {a (a+b) \csc ^2(e+f x)}{f}-\frac {(a+b)^2 \csc ^4(e+f x)}{4 f}+\frac {a^2 \log (\sin (e+f x))}{f} \\ \end{align*}
Time = 0.30 (sec) , antiderivative size = 77, normalized size of antiderivative = 1.51 \[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=-\frac {\left (b+a \cos ^2(e+f x)\right )^2 \left (-4 a (a+b) \csc ^2(e+f x)+(a+b)^2 \csc ^4(e+f x)-4 a^2 \log (\sin (e+f x))\right )}{f (a+2 b+a \cos (2 (e+f x)))^2} \]
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Time = 5.40 (sec) , antiderivative size = 71, normalized size of antiderivative = 1.39
method | result | size |
derivativedivides | \(\frac {a^{2} \left (-\frac {\cot \left (f x +e \right )^{4}}{4}+\frac {\cot \left (f x +e \right )^{2}}{2}+\ln \left (\sin \left (f x +e \right )\right )\right )-\frac {a b \cos \left (f x +e \right )^{4}}{2 \sin \left (f x +e \right )^{4}}-\frac {b^{2}}{4 \sin \left (f x +e \right )^{4}}}{f}\) | \(71\) |
default | \(\frac {a^{2} \left (-\frac {\cot \left (f x +e \right )^{4}}{4}+\frac {\cot \left (f x +e \right )^{2}}{2}+\ln \left (\sin \left (f x +e \right )\right )\right )-\frac {a b \cos \left (f x +e \right )^{4}}{2 \sin \left (f x +e \right )^{4}}-\frac {b^{2}}{4 \sin \left (f x +e \right )^{4}}}{f}\) | \(71\) |
risch | \(-i a^{2} x -\frac {2 i a^{2} e}{f}-\frac {4 \left (a^{2} {\mathrm e}^{6 i \left (f x +e \right )}+a b \,{\mathrm e}^{6 i \left (f x +e \right )}-a^{2} {\mathrm e}^{4 i \left (f x +e \right )}+b^{2} {\mathrm e}^{4 i \left (f x +e \right )}+a^{2} {\mathrm e}^{2 i \left (f x +e \right )}+a b \,{\mathrm e}^{2 i \left (f x +e \right )}\right )}{f \left ({\mathrm e}^{2 i \left (f x +e \right )}-1\right )^{4}}+\frac {\ln \left ({\mathrm e}^{2 i \left (f x +e \right )}-1\right ) a^{2}}{f}\) | \(134\) |
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Time = 0.27 (sec) , antiderivative size = 97, normalized size of antiderivative = 1.90 \[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=-\frac {4 \, {\left (a^{2} + a b\right )} \cos \left (f x + e\right )^{2} - 3 \, a^{2} - 2 \, a b + b^{2} - 4 \, {\left (a^{2} \cos \left (f x + e\right )^{4} - 2 \, a^{2} \cos \left (f x + e\right )^{2} + a^{2}\right )} \log \left (\frac {1}{2} \, \sin \left (f x + e\right )\right )}{4 \, {\left (f \cos \left (f x + e\right )^{4} - 2 \, f \cos \left (f x + e\right )^{2} + f\right )}} \]
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\[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=\int \left (a + b \sec ^{2}{\left (e + f x \right )}\right )^{2} \cot ^{5}{\left (e + f x \right )}\, dx \]
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Time = 0.18 (sec) , antiderivative size = 61, normalized size of antiderivative = 1.20 \[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=\frac {2 \, a^{2} \log \left (\sin \left (f x + e\right )^{2}\right ) + \frac {4 \, {\left (a^{2} + a b\right )} \sin \left (f x + e\right )^{2} - a^{2} - 2 \, a b - b^{2}}{\sin \left (f x + e\right )^{4}}}{4 \, f} \]
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Leaf count of result is larger than twice the leaf count of optimal. 332 vs. \(2 (49) = 98\).
Time = 0.36 (sec) , antiderivative size = 332, normalized size of antiderivative = 6.51 \[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=\frac {32 \, a^{2} \log \left (\frac {{\left | -\cos \left (f x + e\right ) + 1 \right |}}{{\left | \cos \left (f x + e\right ) + 1 \right |}}\right ) - 64 \, a^{2} \log \left ({\left | -\frac {\cos \left (f x + e\right ) - 1}{\cos \left (f x + e\right ) + 1} + 1 \right |}\right ) - \frac {12 \, a^{2} {\left (\cos \left (f x + e\right ) - 1\right )}}{\cos \left (f x + e\right ) + 1} - \frac {8 \, a b {\left (\cos \left (f x + e\right ) - 1\right )}}{\cos \left (f x + e\right ) + 1} + \frac {4 \, b^{2} {\left (\cos \left (f x + e\right ) - 1\right )}}{\cos \left (f x + e\right ) + 1} - \frac {a^{2} {\left (\cos \left (f x + e\right ) - 1\right )}^{2}}{{\left (\cos \left (f x + e\right ) + 1\right )}^{2}} - \frac {2 \, a b {\left (\cos \left (f x + e\right ) - 1\right )}^{2}}{{\left (\cos \left (f x + e\right ) + 1\right )}^{2}} - \frac {b^{2} {\left (\cos \left (f x + e\right ) - 1\right )}^{2}}{{\left (\cos \left (f x + e\right ) + 1\right )}^{2}} - \frac {{\left (a^{2} + 2 \, a b + b^{2} + \frac {12 \, a^{2} {\left (\cos \left (f x + e\right ) - 1\right )}}{\cos \left (f x + e\right ) + 1} + \frac {8 \, a b {\left (\cos \left (f x + e\right ) - 1\right )}}{\cos \left (f x + e\right ) + 1} - \frac {4 \, b^{2} {\left (\cos \left (f x + e\right ) - 1\right )}}{\cos \left (f x + e\right ) + 1} + \frac {48 \, a^{2} {\left (\cos \left (f x + e\right ) - 1\right )}^{2}}{{\left (\cos \left (f x + e\right ) + 1\right )}^{2}}\right )} {\left (\cos \left (f x + e\right ) + 1\right )}^{2}}{{\left (\cos \left (f x + e\right ) - 1\right )}^{2}}}{64 \, f} \]
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Time = 20.71 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.63 \[ \int \cot ^5(e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx=\frac {a^2\,\ln \left (\mathrm {tan}\left (e+f\,x\right )\right )}{f}-\frac {\frac {a\,b}{2}+\frac {a^2}{4}+\frac {b^2}{4}-{\mathrm {tan}\left (e+f\,x\right )}^2\,\left (\frac {a^2}{2}-\frac {b^2}{2}\right )}{f\,{\mathrm {tan}\left (e+f\,x\right )}^4}-\frac {a^2\,\ln \left ({\mathrm {tan}\left (e+f\,x\right )}^2+1\right )}{2\,f} \]
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