Integrand size = 21, antiderivative size = 116 \[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=a^2 x+\frac {3 a b \text {arctanh}(\sin (c+d x))}{4 d}-\frac {a^2 \tan (c+d x)}{d}-\frac {3 a b \sec (c+d x) \tan (c+d x)}{4 d}+\frac {a^2 \tan ^3(c+d x)}{3 d}+\frac {a b \sec (c+d x) \tan ^3(c+d x)}{2 d}+\frac {b^2 \tan ^5(c+d x)}{5 d} \]
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Time = 0.18 (sec) , antiderivative size = 116, normalized size of antiderivative = 1.00, number of steps used = 10, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {3971, 3554, 8, 2691, 3855, 2687, 30} \[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=\frac {a^2 \tan ^3(c+d x)}{3 d}-\frac {a^2 \tan (c+d x)}{d}+a^2 x+\frac {3 a b \text {arctanh}(\sin (c+d x))}{4 d}+\frac {a b \tan ^3(c+d x) \sec (c+d x)}{2 d}-\frac {3 a b \tan (c+d x) \sec (c+d x)}{4 d}+\frac {b^2 \tan ^5(c+d x)}{5 d} \]
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Rule 8
Rule 30
Rule 2687
Rule 2691
Rule 3554
Rule 3855
Rule 3971
Rubi steps \begin{align*} \text {integral}& = \int \left (a^2 \tan ^4(c+d x)+2 a b \sec (c+d x) \tan ^4(c+d x)+b^2 \sec ^2(c+d x) \tan ^4(c+d x)\right ) \, dx \\ & = a^2 \int \tan ^4(c+d x) \, dx+(2 a b) \int \sec (c+d x) \tan ^4(c+d x) \, dx+b^2 \int \sec ^2(c+d x) \tan ^4(c+d x) \, dx \\ & = \frac {a^2 \tan ^3(c+d x)}{3 d}+\frac {a b \sec (c+d x) \tan ^3(c+d x)}{2 d}-a^2 \int \tan ^2(c+d x) \, dx-\frac {1}{2} (3 a b) \int \sec (c+d x) \tan ^2(c+d x) \, dx+\frac {b^2 \text {Subst}\left (\int x^4 \, dx,x,\tan (c+d x)\right )}{d} \\ & = -\frac {a^2 \tan (c+d x)}{d}-\frac {3 a b \sec (c+d x) \tan (c+d x)}{4 d}+\frac {a^2 \tan ^3(c+d x)}{3 d}+\frac {a b \sec (c+d x) \tan ^3(c+d x)}{2 d}+\frac {b^2 \tan ^5(c+d x)}{5 d}+a^2 \int 1 \, dx+\frac {1}{4} (3 a b) \int \sec (c+d x) \, dx \\ & = a^2 x+\frac {3 a b \text {arctanh}(\sin (c+d x))}{4 d}-\frac {a^2 \tan (c+d x)}{d}-\frac {3 a b \sec (c+d x) \tan (c+d x)}{4 d}+\frac {a^2 \tan ^3(c+d x)}{3 d}+\frac {a b \sec (c+d x) \tan ^3(c+d x)}{2 d}+\frac {b^2 \tan ^5(c+d x)}{5 d} \\ \end{align*}
Time = 0.62 (sec) , antiderivative size = 107, normalized size of antiderivative = 0.92 \[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=\frac {60 a^2 \arctan (\tan (c+d x))+45 a b \text {arctanh}(\sin (c+d x))+\tan (c+d x) \left (-90 a b \sec ^3(c+d x)+15 a b \sec (c+d x) \left (3+8 \tan ^2(c+d x)\right )+4 \left (-15 a^2+5 a^2 \tan ^2(c+d x)+3 b^2 \tan ^4(c+d x)\right )\right )}{60 d} \]
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Time = 2.36 (sec) , antiderivative size = 129, normalized size of antiderivative = 1.11
method | result | size |
derivativedivides | \(\frac {a^{2} \left (\frac {\tan \left (d x +c \right )^{3}}{3}-\tan \left (d x +c \right )+d x +c \right )+2 a b \left (\frac {\sin \left (d x +c \right )^{5}}{4 \cos \left (d x +c \right )^{4}}-\frac {\sin \left (d x +c \right )^{5}}{8 \cos \left (d x +c \right )^{2}}-\frac {\sin \left (d x +c \right )^{3}}{8}-\frac {3 \sin \left (d x +c \right )}{8}+\frac {3 \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{8}\right )+\frac {b^{2} \sin \left (d x +c \right )^{5}}{5 \cos \left (d x +c \right )^{5}}}{d}\) | \(129\) |
default | \(\frac {a^{2} \left (\frac {\tan \left (d x +c \right )^{3}}{3}-\tan \left (d x +c \right )+d x +c \right )+2 a b \left (\frac {\sin \left (d x +c \right )^{5}}{4 \cos \left (d x +c \right )^{4}}-\frac {\sin \left (d x +c \right )^{5}}{8 \cos \left (d x +c \right )^{2}}-\frac {\sin \left (d x +c \right )^{3}}{8}-\frac {3 \sin \left (d x +c \right )}{8}+\frac {3 \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{8}\right )+\frac {b^{2} \sin \left (d x +c \right )^{5}}{5 \cos \left (d x +c \right )^{5}}}{d}\) | \(129\) |
parts | \(\frac {a^{2} \left (\frac {\tan \left (d x +c \right )^{3}}{3}-\tan \left (d x +c \right )+\arctan \left (\tan \left (d x +c \right )\right )\right )}{d}+\frac {b^{2} \tan \left (d x +c \right )^{5}}{5 d}+\frac {2 a b \left (\frac {\sin \left (d x +c \right )^{5}}{4 \cos \left (d x +c \right )^{4}}-\frac {\sin \left (d x +c \right )^{5}}{8 \cos \left (d x +c \right )^{2}}-\frac {\sin \left (d x +c \right )^{3}}{8}-\frac {3 \sin \left (d x +c \right )}{8}+\frac {3 \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{8}\right )}{d}\) | \(129\) |
risch | \(a^{2} x +\frac {i \left (75 a b \,{\mathrm e}^{9 i \left (d x +c \right )}-120 a^{2} {\mathrm e}^{8 i \left (d x +c \right )}+60 b^{2} {\mathrm e}^{8 i \left (d x +c \right )}+30 a b \,{\mathrm e}^{7 i \left (d x +c \right )}-360 a^{2} {\mathrm e}^{6 i \left (d x +c \right )}-440 a^{2} {\mathrm e}^{4 i \left (d x +c \right )}+120 b^{2} {\mathrm e}^{4 i \left (d x +c \right )}-30 a b \,{\mathrm e}^{3 i \left (d x +c \right )}-280 a^{2} {\mathrm e}^{2 i \left (d x +c \right )}-75 a b \,{\mathrm e}^{i \left (d x +c \right )}-80 a^{2}+12 b^{2}\right )}{30 d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )^{5}}+\frac {3 a b \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right )}{4 d}-\frac {3 a b \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right )}{4 d}\) | \(213\) |
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Time = 0.29 (sec) , antiderivative size = 151, normalized size of antiderivative = 1.30 \[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=\frac {120 \, a^{2} d x \cos \left (d x + c\right )^{5} + 45 \, a b \cos \left (d x + c\right )^{5} \log \left (\sin \left (d x + c\right ) + 1\right ) - 45 \, a b \cos \left (d x + c\right )^{5} \log \left (-\sin \left (d x + c\right ) + 1\right ) - 2 \, {\left (75 \, a b \cos \left (d x + c\right )^{3} + 4 \, {\left (20 \, a^{2} - 3 \, b^{2}\right )} \cos \left (d x + c\right )^{4} - 30 \, a b \cos \left (d x + c\right ) - 4 \, {\left (5 \, a^{2} - 6 \, b^{2}\right )} \cos \left (d x + c\right )^{2} - 12 \, b^{2}\right )} \sin \left (d x + c\right )}{120 \, d \cos \left (d x + c\right )^{5}} \]
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\[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=\int \left (a + b \sec {\left (c + d x \right )}\right )^{2} \tan ^{4}{\left (c + d x \right )}\, dx \]
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Time = 0.28 (sec) , antiderivative size = 118, normalized size of antiderivative = 1.02 \[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=\frac {24 \, b^{2} \tan \left (d x + c\right )^{5} + 40 \, {\left (\tan \left (d x + c\right )^{3} + 3 \, d x + 3 \, c - 3 \, \tan \left (d x + c\right )\right )} a^{2} + 15 \, a b {\left (\frac {2 \, {\left (5 \, \sin \left (d x + c\right )^{3} - 3 \, \sin \left (d x + c\right )\right )}}{\sin \left (d x + c\right )^{4} - 2 \, \sin \left (d x + c\right )^{2} + 1} + 3 \, \log \left (\sin \left (d x + c\right ) + 1\right ) - 3 \, \log \left (\sin \left (d x + c\right ) - 1\right )\right )}}{120 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 220 vs. \(2 (106) = 212\).
Time = 1.04 (sec) , antiderivative size = 220, normalized size of antiderivative = 1.90 \[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=\frac {60 \, {\left (d x + c\right )} a^{2} + 45 \, a b \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1 \right |}\right ) - 45 \, a b \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1 \right |}\right ) + \frac {2 \, {\left (60 \, a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{9} - 45 \, a b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{9} - 320 \, a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{7} + 210 \, a b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{7} + 520 \, a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{5} - 192 \, b^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{5} - 320 \, a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 210 \, a b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} + 60 \, a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 45 \, a b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )}}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1\right )}^{5}}}{60 \, d} \]
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Time = 15.41 (sec) , antiderivative size = 332, normalized size of antiderivative = 2.86 \[ \int (a+b \sec (c+d x))^2 \tan ^4(c+d x) \, dx=\frac {\left (2\,a^2-\frac {3\,a\,b}{2}\right )\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^9+\left (7\,a\,b-\frac {32\,a^2}{3}\right )\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^7+\left (\frac {52\,a^2}{3}-\frac {32\,b^2}{5}\right )\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^5+\left (-\frac {32\,a^2}{3}-7\,b\,a\right )\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^3+\left (2\,a^2+\frac {3\,b\,a}{2}\right )\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{d\,\left ({\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^{10}-5\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^8+10\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^6-10\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4+5\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2-1\right )}+\frac {2\,a^2\,\mathrm {atan}\left (\frac {64\,a^6\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{64\,a^6+36\,a^4\,b^2}+\frac {36\,a^4\,b^2\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{64\,a^6+36\,a^4\,b^2}\right )}{d}+\frac {3\,a\,b\,\mathrm {atanh}\left (\frac {48\,a^5\,b\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{48\,a^5\,b+27\,a^3\,b^3}+\frac {27\,a^3\,b^3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{48\,a^5\,b+27\,a^3\,b^3}\right )}{2\,d} \]
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