Integrand size = 34, antiderivative size = 65 \[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=\frac {2 \sqrt {a} \text {arctanh}\left (\frac {\sqrt {a} \sqrt {d} \tan (e+f x)}{\sqrt {c-d} \sqrt {a+a \sec (e+f x)}}\right )}{\sqrt {c-d} \sqrt {d} f} \]
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Time = 0.18 (sec) , antiderivative size = 65, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.059, Rules used = {4052, 214} \[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=\frac {2 \sqrt {a} \text {arctanh}\left (\frac {\sqrt {a} \sqrt {d} \tan (e+f x)}{\sqrt {c-d} \sqrt {a \sec (e+f x)+a}}\right )}{\sqrt {d} f \sqrt {c-d}} \]
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Rule 214
Rule 4052
Rubi steps \begin{align*} \text {integral}& = -\frac {(2 a) \text {Subst}\left (\int \frac {1}{a c-a d-d x^2} \, dx,x,-\frac {a \tan (e+f x)}{\sqrt {a+a \sec (e+f x)}}\right )}{f} \\ & = \frac {2 \sqrt {a} \text {arctanh}\left (\frac {\sqrt {a} \sqrt {d} \tan (e+f x)}{\sqrt {c-d} \sqrt {a+a \sec (e+f x)}}\right )}{\sqrt {c-d} \sqrt {d} f} \\ \end{align*}
Time = 0.59 (sec) , antiderivative size = 98, normalized size of antiderivative = 1.51 \[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=\frac {\sqrt {2} \text {arctanh}\left (\frac {\sqrt {2} \sqrt {d} \sin \left (\frac {1}{2} (e+f x)\right )}{\sqrt {c-d} \sqrt {\cos (e+f x)}}\right ) \sqrt {\cos (e+f x)} \sec \left (\frac {1}{2} (e+f x)\right ) \sqrt {a (1+\sec (e+f x))}}{\sqrt {c-d} \sqrt {d} f} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(401\) vs. \(2(51)=102\).
Time = 18.88 (sec) , antiderivative size = 402, normalized size of antiderivative = 6.18
method | result | size |
default | \(\frac {\left (\ln \left (-\frac {2 \left (\sqrt {\left (1-\cos \left (f x +e \right )\right )^{2} \csc \left (f x +e \right )^{2}-1}\, \sqrt {-\frac {2 d}{c +d}}\, c +\sqrt {-\frac {2 d}{c +d}}\, \sqrt {\left (1-\cos \left (f x +e \right )\right )^{2} \csc \left (f x +e \right )^{2}-1}\, d +\sqrt {\left (c +d \right ) \left (c -d \right )}\, \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right )-c -d \right )}{-c \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right )-\left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ) d +\sqrt {\left (c +d \right ) \left (c -d \right )}}\right )-\ln \left (-\frac {2 \left (-\sqrt {\left (1-\cos \left (f x +e \right )\right )^{2} \csc \left (f x +e \right )^{2}-1}\, \sqrt {-\frac {2 d}{c +d}}\, c -\sqrt {-\frac {2 d}{c +d}}\, \sqrt {\left (1-\cos \left (f x +e \right )\right )^{2} \csc \left (f x +e \right )^{2}-1}\, d +\sqrt {\left (c +d \right ) \left (c -d \right )}\, \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right )+c +d \right )}{c \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right )+\left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ) d +\sqrt {\left (c +d \right ) \left (c -d \right )}}\right )\right ) \sqrt {\left (1-\cos \left (f x +e \right )\right )^{2} \csc \left (f x +e \right )^{2}-1}\, \sqrt {-\frac {2 a}{\left (1-\cos \left (f x +e \right )\right )^{2} \csc \left (f x +e \right )^{2}-1}}}{f \sqrt {-\frac {2 d}{c +d}}\, \sqrt {\left (c +d \right ) \left (c -d \right )}}\) | \(402\) |
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Leaf count of result is larger than twice the leaf count of optimal. 120 vs. \(2 (51) = 102\).
Time = 0.42 (sec) , antiderivative size = 357, normalized size of antiderivative = 5.49 \[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=\left [\frac {\sqrt {\frac {a}{c d - d^{2}}} \log \left (-\frac {{\left (a c^{2} - 8 \, a c d + 8 \, a d^{2}\right )} \cos \left (f x + e\right )^{3} + a d^{2} + {\left (a c^{2} - 2 \, a c d\right )} \cos \left (f x + e\right )^{2} + 4 \, {\left ({\left (c^{2} d - 3 \, c d^{2} + 2 \, d^{3}\right )} \cos \left (f x + e\right )^{2} + {\left (c d^{2} - d^{3}\right )} \cos \left (f x + e\right )\right )} \sqrt {\frac {a}{c d - d^{2}}} \sqrt {\frac {a \cos \left (f x + e\right ) + a}{\cos \left (f x + e\right )}} \sin \left (f x + e\right ) + {\left (6 \, a c d - 7 \, a d^{2}\right )} \cos \left (f x + e\right )}{c^{2} \cos \left (f x + e\right )^{3} + {\left (c^{2} - 2 \, c d\right )} \cos \left (f x + e\right )^{2} + d^{2} - {\left (2 \, c d - d^{2}\right )} \cos \left (f x + e\right )}\right )}{2 \, f}, -\frac {\sqrt {-\frac {a}{c d - d^{2}}} \arctan \left (\frac {2 \, {\left (c d - d^{2}\right )} \sqrt {-\frac {a}{c d - d^{2}}} \sqrt {\frac {a \cos \left (f x + e\right ) + a}{\cos \left (f x + e\right )}} \cos \left (f x + e\right ) \sin \left (f x + e\right )}{{\left (a c - 2 \, a d\right )} \cos \left (f x + e\right )^{2} + a d + {\left (a c - a d\right )} \cos \left (f x + e\right )}\right )}{f}\right ] \]
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\[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=\int \frac {\sqrt {a \left (\sec {\left (e + f x \right )} + 1\right )} \sec {\left (e + f x \right )}}{c - d \sec {\left (e + f x \right )}}\, dx \]
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\[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=\int { -\frac {\sqrt {a \sec \left (f x + e\right ) + a} \sec \left (f x + e\right )}{d \sec \left (f x + e\right ) - c} \,d x } \]
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\[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=\int { -\frac {\sqrt {a \sec \left (f x + e\right ) + a} \sec \left (f x + e\right )}{d \sec \left (f x + e\right ) - c} \,d x } \]
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Timed out. \[ \int \frac {\sec (e+f x) \sqrt {a+a \sec (e+f x)}}{c-d \sec (e+f x)} \, dx=-\int \frac {\sqrt {a+\frac {a}{\cos \left (e+f\,x\right )}}}{d-c\,\cos \left (e+f\,x\right )} \,d x \]
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