Integrand size = 21, antiderivative size = 78 \[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=-\frac {2 \text {arctanh}\left (\frac {\sqrt {a+a \sec (c+d x)}}{\sqrt {a}}\right )}{a^{5/2} d}+\frac {2}{3 a d (a+a \sec (c+d x))^{3/2}}+\frac {2}{a^2 d \sqrt {a+a \sec (c+d x)}} \]
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Time = 0.08 (sec) , antiderivative size = 78, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.190, Rules used = {3965, 53, 65, 213} \[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=-\frac {2 \text {arctanh}\left (\frac {\sqrt {a \sec (c+d x)+a}}{\sqrt {a}}\right )}{a^{5/2} d}+\frac {2}{a^2 d \sqrt {a \sec (c+d x)+a}}+\frac {2}{3 a d (a \sec (c+d x)+a)^{3/2}} \]
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Rule 53
Rule 65
Rule 213
Rule 3965
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {1}{x (a+a x)^{5/2}} \, dx,x,\sec (c+d x)\right )}{d} \\ & = \frac {2}{3 a d (a+a \sec (c+d x))^{3/2}}+\frac {\text {Subst}\left (\int \frac {1}{x (a+a x)^{3/2}} \, dx,x,\sec (c+d x)\right )}{a d} \\ & = \frac {2}{3 a d (a+a \sec (c+d x))^{3/2}}+\frac {2}{a^2 d \sqrt {a+a \sec (c+d x)}}+\frac {\text {Subst}\left (\int \frac {1}{x \sqrt {a+a x}} \, dx,x,\sec (c+d x)\right )}{a^2 d} \\ & = \frac {2}{3 a d (a+a \sec (c+d x))^{3/2}}+\frac {2}{a^2 d \sqrt {a+a \sec (c+d x)}}+\frac {2 \text {Subst}\left (\int \frac {1}{-1+\frac {x^2}{a}} \, dx,x,\sqrt {a+a \sec (c+d x)}\right )}{a^3 d} \\ & = -\frac {2 \text {arctanh}\left (\frac {\sqrt {a+a \sec (c+d x)}}{\sqrt {a}}\right )}{a^{5/2} d}+\frac {2}{3 a d (a+a \sec (c+d x))^{3/2}}+\frac {2}{a^2 d \sqrt {a+a \sec (c+d x)}} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.08 (sec) , antiderivative size = 40, normalized size of antiderivative = 0.51 \[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=\frac {2 \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},1,-\frac {1}{2},1+\sec (c+d x)\right )}{3 a d (a (1+\sec (c+d x)))^{3/2}} \]
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Time = 0.88 (sec) , antiderivative size = 62, normalized size of antiderivative = 0.79
method | result | size |
derivativedivides | \(\frac {-\frac {2 \,\operatorname {arctanh}\left (\frac {\sqrt {a +a \sec \left (d x +c \right )}}{\sqrt {a}}\right )}{a^{\frac {5}{2}}}+\frac {2}{a^{2} \sqrt {a +a \sec \left (d x +c \right )}}+\frac {2}{3 a \left (a +a \sec \left (d x +c \right )\right )^{\frac {3}{2}}}}{d}\) | \(62\) |
default | \(\frac {-\frac {2 \,\operatorname {arctanh}\left (\frac {\sqrt {a +a \sec \left (d x +c \right )}}{\sqrt {a}}\right )}{a^{\frac {5}{2}}}+\frac {2}{a^{2} \sqrt {a +a \sec \left (d x +c \right )}}+\frac {2}{3 a \left (a +a \sec \left (d x +c \right )\right )^{\frac {3}{2}}}}{d}\) | \(62\) |
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Leaf count of result is larger than twice the leaf count of optimal. 151 vs. \(2 (66) = 132\).
Time = 0.30 (sec) , antiderivative size = 321, normalized size of antiderivative = 4.12 \[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=\left [\frac {3 \, {\left (\cos \left (d x + c\right )^{2} + 2 \, \cos \left (d x + c\right ) + 1\right )} \sqrt {a} \log \left (-8 \, a \cos \left (d x + c\right )^{2} + 4 \, {\left (2 \, \cos \left (d x + c\right )^{2} + \cos \left (d x + c\right )\right )} \sqrt {a} \sqrt {\frac {a \cos \left (d x + c\right ) + a}{\cos \left (d x + c\right )}} - 8 \, a \cos \left (d x + c\right ) - a\right ) + 4 \, {\left (4 \, \cos \left (d x + c\right )^{2} + 3 \, \cos \left (d x + c\right )\right )} \sqrt {\frac {a \cos \left (d x + c\right ) + a}{\cos \left (d x + c\right )}}}{6 \, {\left (a^{3} d \cos \left (d x + c\right )^{2} + 2 \, a^{3} d \cos \left (d x + c\right ) + a^{3} d\right )}}, \frac {3 \, {\left (\cos \left (d x + c\right )^{2} + 2 \, \cos \left (d x + c\right ) + 1\right )} \sqrt {-a} \arctan \left (\frac {2 \, \sqrt {-a} \sqrt {\frac {a \cos \left (d x + c\right ) + a}{\cos \left (d x + c\right )}} \cos \left (d x + c\right )}{2 \, a \cos \left (d x + c\right ) + a}\right ) + 2 \, {\left (4 \, \cos \left (d x + c\right )^{2} + 3 \, \cos \left (d x + c\right )\right )} \sqrt {\frac {a \cos \left (d x + c\right ) + a}{\cos \left (d x + c\right )}}}{3 \, {\left (a^{3} d \cos \left (d x + c\right )^{2} + 2 \, a^{3} d \cos \left (d x + c\right ) + a^{3} d\right )}}\right ] \]
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\[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=\int \frac {\tan {\left (c + d x \right )}}{\left (a \left (\sec {\left (c + d x \right )} + 1\right )\right )^{\frac {5}{2}}}\, dx \]
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Time = 0.27 (sec) , antiderivative size = 87, normalized size of antiderivative = 1.12 \[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=\frac {\frac {3 \, \log \left (\frac {\sqrt {a + \frac {a}{\cos \left (d x + c\right )}} - \sqrt {a}}{\sqrt {a + \frac {a}{\cos \left (d x + c\right )}} + \sqrt {a}}\right )}{a^{\frac {5}{2}}} + \frac {2 \, {\left (4 \, a + \frac {3 \, a}{\cos \left (d x + c\right )}\right )}}{{\left (a + \frac {a}{\cos \left (d x + c\right )}\right )}^{\frac {3}{2}} a^{2}}}{3 \, d} \]
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Time = 1.23 (sec) , antiderivative size = 116, normalized size of antiderivative = 1.49 \[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=\frac {\frac {12 \, \arctan \left (\frac {\sqrt {2} \sqrt {-a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + a}}{2 \, \sqrt {-a}}\right )}{\sqrt {-a} a^{2} \mathrm {sgn}\left (\cos \left (d x + c\right )\right )} + \frac {\sqrt {2} {\left ({\left (-a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + a\right )}^{\frac {3}{2}} a^{8} + 6 \, \sqrt {-a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + a} a^{9}\right )}}{a^{12} \mathrm {sgn}\left (\cos \left (d x + c\right )\right )}}{6 \, d} \]
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Time = 14.76 (sec) , antiderivative size = 69, normalized size of antiderivative = 0.88 \[ \int \frac {\tan (c+d x)}{(a+a \sec (c+d x))^{5/2}} \, dx=\frac {\frac {2\,\left (a+\frac {a}{\cos \left (c+d\,x\right )}\right )}{a^2}+\frac {2}{3\,a}}{d\,{\left (a+\frac {a}{\cos \left (c+d\,x\right )}\right )}^{3/2}}-\frac {2\,\mathrm {atanh}\left (\frac {\sqrt {a+\frac {a}{\cos \left (c+d\,x\right )}}}{\sqrt {a}}\right )}{a^{5/2}\,d} \]
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