Integrand size = 45, antiderivative size = 254 \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=-\frac {\left (a \left (c^2 C+2 B c d-C d^2-A \left (c^2-d^2\right )\right )-b \left (2 c (A-C) d+B \left (c^2-d^2\right )\right )\right ) x}{a^2+b^2}-\frac {\left (a \left (B c^2-2 c C d-B d^2\right )+b \left (c^2 C+2 B c d-C d^2\right )+A \left (2 a c d-b \left (c^2-d^2\right )\right )\right ) \log (\cos (e+f x))}{\left (a^2+b^2\right ) f}+\frac {\left (A b^2-a (b B-a C)\right ) (b c-a d)^2 \log (a+b \tan (e+f x))}{b^3 \left (a^2+b^2\right ) f}+\frac {d (b c C+b B d-a C d) \tan (e+f x)}{b^2 f}+\frac {C (c+d \tan (e+f x))^2}{2 b f} \]
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Time = 0.90 (sec) , antiderivative size = 252, normalized size of antiderivative = 0.99, number of steps used = 6, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {3728, 3718, 3707, 3698, 31, 3556} \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=-\frac {\log (\cos (e+f x)) \left (2 a A c d+a B \left (c^2-d^2\right )-2 a c C d-A b \left (c^2-d^2\right )+b \left (2 B c d+c^2 C-C d^2\right )\right )}{f \left (a^2+b^2\right )}-\frac {x \left (a \left (-A \left (c^2-d^2\right )+2 B c d+c^2 C-C d^2\right )-b \left (2 c d (A-C)+B \left (c^2-d^2\right )\right )\right )}{a^2+b^2}+\frac {(b c-a d)^2 \left (A b^2-a (b B-a C)\right ) \log (a+b \tan (e+f x))}{b^3 f \left (a^2+b^2\right )}+\frac {d \tan (e+f x) (-a C d+b B d+b c C)}{b^2 f}+\frac {C (c+d \tan (e+f x))^2}{2 b f} \]
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Rule 31
Rule 3556
Rule 3698
Rule 3707
Rule 3718
Rule 3728
Rubi steps \begin{align*} \text {integral}& = \frac {C (c+d \tan (e+f x))^2}{2 b f}+\frac {\int \frac {(c+d \tan (e+f x)) \left (2 (A b c-a C d)+2 b (B c+(A-C) d) \tan (e+f x)+2 (b c C+b B d-a C d) \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx}{2 b} \\ & = \frac {d (b c C+b B d-a C d) \tan (e+f x)}{b^2 f}+\frac {C (c+d \tan (e+f x))^2}{2 b f}-\frac {\int \frac {-2 \left (A b^2 c^2-a d (2 b c C+b B d-a C d)\right )-2 b^2 \left (2 c (A-C) d+B \left (c^2-d^2\right )\right ) \tan (e+f x)-2 \left (a^2 C d^2-a b d (2 c C+B d)+b^2 \left (c^2 C+2 B c d+(A-C) d^2\right )\right ) \tan ^2(e+f x)}{a+b \tan (e+f x)} \, dx}{2 b^2} \\ & = -\frac {\left (a \left (c^2 C+2 B c d-C d^2-A \left (c^2-d^2\right )\right )-b \left (2 c (A-C) d+B \left (c^2-d^2\right )\right )\right ) x}{a^2+b^2}+\frac {d (b c C+b B d-a C d) \tan (e+f x)}{b^2 f}+\frac {C (c+d \tan (e+f x))^2}{2 b f}+\frac {\left (\left (A b^2-a (b B-a C)\right ) (b c-a d)^2\right ) \int \frac {1+\tan ^2(e+f x)}{a+b \tan (e+f x)} \, dx}{b^2 \left (a^2+b^2\right )}+\frac {\left (2 a A c d-2 a c C d-A b \left (c^2-d^2\right )+a B \left (c^2-d^2\right )+b \left (c^2 C+2 B c d-C d^2\right )\right ) \int \tan (e+f x) \, dx}{a^2+b^2} \\ & = -\frac {\left (a \left (c^2 C+2 B c d-C d^2-A \left (c^2-d^2\right )\right )-b \left (2 c (A-C) d+B \left (c^2-d^2\right )\right )\right ) x}{a^2+b^2}-\frac {\left (2 a A c d-2 a c C d-A b \left (c^2-d^2\right )+a B \left (c^2-d^2\right )+b \left (c^2 C+2 B c d-C d^2\right )\right ) \log (\cos (e+f x))}{\left (a^2+b^2\right ) f}+\frac {d (b c C+b B d-a C d) \tan (e+f x)}{b^2 f}+\frac {C (c+d \tan (e+f x))^2}{2 b f}+\frac {\left (\left (A b^2-a (b B-a C)\right ) (b c-a d)^2\right ) \text {Subst}\left (\int \frac {1}{a+x} \, dx,x,b \tan (e+f x)\right )}{b^3 \left (a^2+b^2\right ) f} \\ & = -\frac {\left (a \left (c^2 C+2 B c d-C d^2-A \left (c^2-d^2\right )\right )-b \left (2 c (A-C) d+B \left (c^2-d^2\right )\right )\right ) x}{a^2+b^2}-\frac {\left (2 a A c d-2 a c C d-A b \left (c^2-d^2\right )+a B \left (c^2-d^2\right )+b \left (c^2 C+2 B c d-C d^2\right )\right ) \log (\cos (e+f x))}{\left (a^2+b^2\right ) f}+\frac {\left (A b^2-a (b B-a C)\right ) (b c-a d)^2 \log (a+b \tan (e+f x))}{b^3 \left (a^2+b^2\right ) f}+\frac {d (b c C+b B d-a C d) \tan (e+f x)}{b^2 f}+\frac {C (c+d \tan (e+f x))^2}{2 b f} \\ \end{align*}
Result contains complex when optimal does not.
Time = 3.21 (sec) , antiderivative size = 190, normalized size of antiderivative = 0.75 \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=\frac {\frac {b (-i A+B+i C) (c+i d)^2 \log (i-\tan (e+f x))}{a+i b}+\frac {b (i A+B-i C) (c-i d)^2 \log (i+\tan (e+f x))}{a-i b}+\frac {2 \left (A b^2+a (-b B+a C)\right ) (b c-a d)^2 \log (a+b \tan (e+f x))}{b^2 \left (a^2+b^2\right )}+\frac {2 d (b c C+b B d-a C d) \tan (e+f x)}{b}+C (c+d \tan (e+f x))^2}{2 b f} \]
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Time = 0.18 (sec) , antiderivative size = 317, normalized size of antiderivative = 1.25
method | result | size |
derivativedivides | \(\frac {\frac {d \left (\frac {\tan \left (f x +e \right )^{2} C b d}{2}+\tan \left (f x +e \right ) b d B -\tan \left (f x +e \right ) C a d +2 \tan \left (f x +e \right ) C b c \right )}{b^{2}}+\frac {\left (A \,a^{2} d^{2} b^{2}-2 A a \,b^{3} c d +A \,b^{4} c^{2}-B \,a^{3} d^{2} b +2 B \,a^{2} c d \,b^{2}-B a \,b^{3} c^{2}+a^{4} C \,d^{2}-2 C \,a^{3} c d b +C \,a^{2} c^{2} b^{2}\right ) \ln \left (a +b \tan \left (f x +e \right )\right )}{b^{3} \left (a^{2}+b^{2}\right )}+\frac {\frac {\left (2 A a c d -A b \,c^{2}+A b \,d^{2}+B a \,c^{2}-B a \,d^{2}+2 B b c d -2 C a c d +C b \,c^{2}-C b \,d^{2}\right ) \ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2}+\left (A a \,c^{2}-A a \,d^{2}+2 A b c d -2 B a c d +B b \,c^{2}-B b \,d^{2}-C a \,c^{2}+C a \,d^{2}-2 C b c d \right ) \arctan \left (\tan \left (f x +e \right )\right )}{a^{2}+b^{2}}}{f}\) | \(317\) |
default | \(\frac {\frac {d \left (\frac {\tan \left (f x +e \right )^{2} C b d}{2}+\tan \left (f x +e \right ) b d B -\tan \left (f x +e \right ) C a d +2 \tan \left (f x +e \right ) C b c \right )}{b^{2}}+\frac {\left (A \,a^{2} d^{2} b^{2}-2 A a \,b^{3} c d +A \,b^{4} c^{2}-B \,a^{3} d^{2} b +2 B \,a^{2} c d \,b^{2}-B a \,b^{3} c^{2}+a^{4} C \,d^{2}-2 C \,a^{3} c d b +C \,a^{2} c^{2} b^{2}\right ) \ln \left (a +b \tan \left (f x +e \right )\right )}{b^{3} \left (a^{2}+b^{2}\right )}+\frac {\frac {\left (2 A a c d -A b \,c^{2}+A b \,d^{2}+B a \,c^{2}-B a \,d^{2}+2 B b c d -2 C a c d +C b \,c^{2}-C b \,d^{2}\right ) \ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2}+\left (A a \,c^{2}-A a \,d^{2}+2 A b c d -2 B a c d +B b \,c^{2}-B b \,d^{2}-C a \,c^{2}+C a \,d^{2}-2 C b c d \right ) \arctan \left (\tan \left (f x +e \right )\right )}{a^{2}+b^{2}}}{f}\) | \(317\) |
norman | \(\frac {\left (A a \,c^{2}-A a \,d^{2}+2 A b c d -2 B a c d +B b \,c^{2}-B b \,d^{2}-C a \,c^{2}+C a \,d^{2}-2 C b c d \right ) x}{a^{2}+b^{2}}+\frac {d \left (b d B -C a d +2 C b c \right ) \tan \left (f x +e \right )}{b^{2} f}+\frac {C \,d^{2} \tan \left (f x +e \right )^{2}}{2 b f}+\frac {\left (A \,a^{2} d^{2} b^{2}-2 A a \,b^{3} c d +A \,b^{4} c^{2}-B \,a^{3} d^{2} b +2 B \,a^{2} c d \,b^{2}-B a \,b^{3} c^{2}+a^{4} C \,d^{2}-2 C \,a^{3} c d b +C \,a^{2} c^{2} b^{2}\right ) \ln \left (a +b \tan \left (f x +e \right )\right )}{\left (a^{2}+b^{2}\right ) b^{3} f}+\frac {\left (2 A a c d -A b \,c^{2}+A b \,d^{2}+B a \,c^{2}-B a \,d^{2}+2 B b c d -2 C a c d +C b \,c^{2}-C b \,d^{2}\right ) \ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2 f \left (a^{2}+b^{2}\right )}\) | \(318\) |
parallelrisch | \(\frac {2 A \ln \left (a +b \tan \left (f x +e \right )\right ) a^{2} b^{2} d^{2}+B \ln \left (1+\tan \left (f x +e \right )^{2}\right ) a \,b^{3} c^{2}-B \ln \left (1+\tan \left (f x +e \right )^{2}\right ) a \,b^{3} d^{2}+2 B \ln \left (1+\tan \left (f x +e \right )^{2}\right ) b^{4} c d -2 B \ln \left (a +b \tan \left (f x +e \right )\right ) a^{3} b \,d^{2}-2 B \ln \left (a +b \tan \left (f x +e \right )\right ) a \,b^{3} c^{2}+2 C \ln \left (a +b \tan \left (f x +e \right )\right ) a^{2} b^{2} c^{2}+2 B \tan \left (f x +e \right ) a^{2} b^{2} d^{2}-2 C \tan \left (f x +e \right ) a^{3} b \,d^{2}-2 C \tan \left (f x +e \right ) a \,b^{3} d^{2}+4 C \tan \left (f x +e \right ) b^{4} c d +2 B x \,b^{4} c^{2} f -2 B x \,b^{4} d^{2} f +C \tan \left (f x +e \right )^{2} a^{2} b^{2} d^{2}+2 B \tan \left (f x +e \right ) b^{4} d^{2}+C \tan \left (f x +e \right )^{2} b^{4} d^{2}-A \ln \left (1+\tan \left (f x +e \right )^{2}\right ) b^{4} c^{2}+A \ln \left (1+\tan \left (f x +e \right )^{2}\right ) b^{4} d^{2}+2 A \ln \left (a +b \tan \left (f x +e \right )\right ) b^{4} c^{2}+C \ln \left (1+\tan \left (f x +e \right )^{2}\right ) b^{4} c^{2}-C \ln \left (1+\tan \left (f x +e \right )^{2}\right ) b^{4} d^{2}+2 C \ln \left (a +b \tan \left (f x +e \right )\right ) a^{4} d^{2}+4 C \tan \left (f x +e \right ) a^{2} b^{2} c d +2 A x a \,b^{3} c^{2} f -2 A x a \,b^{3} d^{2} f +4 A x \,b^{4} c d f -2 C x a \,b^{3} c^{2} f +2 C x a \,b^{3} d^{2} f -4 C x \,b^{4} c d f +2 A \ln \left (1+\tan \left (f x +e \right )^{2}\right ) a \,b^{3} c d -4 A \ln \left (a +b \tan \left (f x +e \right )\right ) a \,b^{3} c d +4 B \ln \left (a +b \tan \left (f x +e \right )\right ) a^{2} b^{2} c d -2 C \ln \left (1+\tan \left (f x +e \right )^{2}\right ) a \,b^{3} c d -4 C \ln \left (a +b \tan \left (f x +e \right )\right ) a^{3} b c d -4 B x a \,b^{3} c d f}{2 \left (a^{2}+b^{2}\right ) b^{3} f}\) | \(619\) |
risch | \(\text {Expression too large to display}\) | \(1458\) |
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Time = 0.49 (sec) , antiderivative size = 397, normalized size of antiderivative = 1.56 \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=\frac {{\left (C a^{2} b^{2} + C b^{4}\right )} d^{2} \tan \left (f x + e\right )^{2} + 2 \, {\left ({\left ({\left (A - C\right )} a b^{3} + B b^{4}\right )} c^{2} - 2 \, {\left (B a b^{3} - {\left (A - C\right )} b^{4}\right )} c d - {\left ({\left (A - C\right )} a b^{3} + B b^{4}\right )} d^{2}\right )} f x + {\left ({\left (C a^{2} b^{2} - B a b^{3} + A b^{4}\right )} c^{2} - 2 \, {\left (C a^{3} b - B a^{2} b^{2} + A a b^{3}\right )} c d + {\left (C a^{4} - B a^{3} b + A a^{2} b^{2}\right )} d^{2}\right )} \log \left (\frac {b^{2} \tan \left (f x + e\right )^{2} + 2 \, a b \tan \left (f x + e\right ) + a^{2}}{\tan \left (f x + e\right )^{2} + 1}\right ) - {\left ({\left (C a^{2} b^{2} + C b^{4}\right )} c^{2} - 2 \, {\left (C a^{3} b - B a^{2} b^{2} + C a b^{3} - B b^{4}\right )} c d + {\left (C a^{4} - B a^{3} b + A a^{2} b^{2} - B a b^{3} + {\left (A - C\right )} b^{4}\right )} d^{2}\right )} \log \left (\frac {1}{\tan \left (f x + e\right )^{2} + 1}\right ) + 2 \, {\left (2 \, {\left (C a^{2} b^{2} + C b^{4}\right )} c d - {\left (C a^{3} b - B a^{2} b^{2} + C a b^{3} - B b^{4}\right )} d^{2}\right )} \tan \left (f x + e\right )}{2 \, {\left (a^{2} b^{3} + b^{5}\right )} f} \]
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Result contains complex when optimal does not.
Time = 2.17 (sec) , antiderivative size = 4444, normalized size of antiderivative = 17.50 \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=\text {Too large to display} \]
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Time = 0.31 (sec) , antiderivative size = 290, normalized size of antiderivative = 1.14 \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=\frac {\frac {2 \, {\left ({\left ({\left (A - C\right )} a + B b\right )} c^{2} - 2 \, {\left (B a - {\left (A - C\right )} b\right )} c d - {\left ({\left (A - C\right )} a + B b\right )} d^{2}\right )} {\left (f x + e\right )}}{a^{2} + b^{2}} + \frac {2 \, {\left ({\left (C a^{2} b^{2} - B a b^{3} + A b^{4}\right )} c^{2} - 2 \, {\left (C a^{3} b - B a^{2} b^{2} + A a b^{3}\right )} c d + {\left (C a^{4} - B a^{3} b + A a^{2} b^{2}\right )} d^{2}\right )} \log \left (b \tan \left (f x + e\right ) + a\right )}{a^{2} b^{3} + b^{5}} + \frac {{\left ({\left (B a - {\left (A - C\right )} b\right )} c^{2} + 2 \, {\left ({\left (A - C\right )} a + B b\right )} c d - {\left (B a - {\left (A - C\right )} b\right )} d^{2}\right )} \log \left (\tan \left (f x + e\right )^{2} + 1\right )}{a^{2} + b^{2}} + \frac {C b d^{2} \tan \left (f x + e\right )^{2} + 2 \, {\left (2 \, C b c d - {\left (C a - B b\right )} d^{2}\right )} \tan \left (f x + e\right )}{b^{2}}}{2 \, f} \]
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Time = 0.70 (sec) , antiderivative size = 331, normalized size of antiderivative = 1.30 \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=\frac {\frac {2 \, {\left (A a c^{2} - C a c^{2} + B b c^{2} - 2 \, B a c d + 2 \, A b c d - 2 \, C b c d - A a d^{2} + C a d^{2} - B b d^{2}\right )} {\left (f x + e\right )}}{a^{2} + b^{2}} + \frac {{\left (B a c^{2} - A b c^{2} + C b c^{2} + 2 \, A a c d - 2 \, C a c d + 2 \, B b c d - B a d^{2} + A b d^{2} - C b d^{2}\right )} \log \left (\tan \left (f x + e\right )^{2} + 1\right )}{a^{2} + b^{2}} + \frac {2 \, {\left (C a^{2} b^{2} c^{2} - B a b^{3} c^{2} + A b^{4} c^{2} - 2 \, C a^{3} b c d + 2 \, B a^{2} b^{2} c d - 2 \, A a b^{3} c d + C a^{4} d^{2} - B a^{3} b d^{2} + A a^{2} b^{2} d^{2}\right )} \log \left ({\left | b \tan \left (f x + e\right ) + a \right |}\right )}{a^{2} b^{3} + b^{5}} + \frac {C b d^{2} \tan \left (f x + e\right )^{2} + 4 \, C b c d \tan \left (f x + e\right ) - 2 \, C a d^{2} \tan \left (f x + e\right ) + 2 \, B b d^{2} \tan \left (f x + e\right )}{b^{2}}}{2 \, f} \]
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Time = 10.71 (sec) , antiderivative size = 325, normalized size of antiderivative = 1.28 \[ \int \frac {(c+d \tan (e+f x))^2 \left (A+B \tan (e+f x)+C \tan ^2(e+f x)\right )}{a+b \tan (e+f x)} \, dx=\frac {\mathrm {tan}\left (e+f\,x\right )\,\left (\frac {B\,d^2+2\,C\,c\,d}{b}-\frac {C\,a\,d^2}{b^2}\right )}{f}+\frac {\ln \left (a+b\,\mathrm {tan}\left (e+f\,x\right )\right )\,\left (b^2\,\left (C\,a^2\,c^2+2\,B\,a^2\,c\,d+A\,a^2\,d^2\right )-b\,\left (B\,a^3\,d^2+2\,C\,c\,a^3\,d\right )-b^3\,\left (B\,a\,c^2+2\,A\,a\,d\,c\right )+A\,b^4\,c^2+C\,a^4\,d^2\right )}{f\,\left (a^2\,b^3+b^5\right )}+\frac {\ln \left (\mathrm {tan}\left (e+f\,x\right )+1{}\mathrm {i}\right )\,\left (A\,d^2-A\,c^2+B\,c^2\,1{}\mathrm {i}-B\,d^2\,1{}\mathrm {i}+C\,c^2-C\,d^2+A\,c\,d\,2{}\mathrm {i}+2\,B\,c\,d-C\,c\,d\,2{}\mathrm {i}\right )}{2\,f\,\left (b+a\,1{}\mathrm {i}\right )}+\frac {\ln \left (\mathrm {tan}\left (e+f\,x\right )-\mathrm {i}\right )\,\left (B\,c^2-B\,d^2+2\,A\,c\,d-2\,C\,c\,d-A\,c^2\,1{}\mathrm {i}+A\,d^2\,1{}\mathrm {i}+C\,c^2\,1{}\mathrm {i}-C\,d^2\,1{}\mathrm {i}+B\,c\,d\,2{}\mathrm {i}\right )}{2\,f\,\left (a+b\,1{}\mathrm {i}\right )}+\frac {C\,d^2\,{\mathrm {tan}\left (e+f\,x\right )}^2}{2\,b\,f} \]
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