Optimal. Leaf size=192 \[ -\frac{b \left (a^2 B-a b C+2 b^2 B\right )}{a^2 d \left (a^2+b^2\right ) (a+b \tan (c+d x))}+\frac{b^2 \left (4 a^2 b B-3 a^3 C-a b^2 C+2 b^3 B\right ) \log (a \cos (c+d x)+b \sin (c+d x))}{a^3 d \left (a^2+b^2\right )^2}-\frac{x \left (a^2 B+2 a b C-b^2 B\right )}{\left (a^2+b^2\right )^2}-\frac{(2 b B-a C) \log (\sin (c+d x))}{a^3 d}-\frac{B \cot (c+d x)}{a d (a+b \tan (c+d x))} \]
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Rubi [A] time = 0.607565, antiderivative size = 192, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 6, integrand size = 40, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.15, Rules used = {3632, 3609, 3649, 3651, 3530, 3475} \[ -\frac{b \left (a^2 B-a b C+2 b^2 B\right )}{a^2 d \left (a^2+b^2\right ) (a+b \tan (c+d x))}+\frac{b^2 \left (4 a^2 b B-3 a^3 C-a b^2 C+2 b^3 B\right ) \log (a \cos (c+d x)+b \sin (c+d x))}{a^3 d \left (a^2+b^2\right )^2}-\frac{x \left (a^2 B+2 a b C-b^2 B\right )}{\left (a^2+b^2\right )^2}-\frac{(2 b B-a C) \log (\sin (c+d x))}{a^3 d}-\frac{B \cot (c+d x)}{a d (a+b \tan (c+d x))} \]
Antiderivative was successfully verified.
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Rule 3632
Rule 3609
Rule 3649
Rule 3651
Rule 3530
Rule 3475
Rubi steps
\begin{align*} \int \frac{\cot ^3(c+d x) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right )}{(a+b \tan (c+d x))^2} \, dx &=\int \frac{\cot ^2(c+d x) (B+C \tan (c+d x))}{(a+b \tan (c+d x))^2} \, dx\\ &=-\frac{B \cot (c+d x)}{a d (a+b \tan (c+d x))}-\frac{\int \frac{\cot (c+d x) \left (2 b B-a C+a B \tan (c+d x)+2 b B \tan ^2(c+d x)\right )}{(a+b \tan (c+d x))^2} \, dx}{a}\\ &=-\frac{b \left (a^2 B+2 b^2 B-a b C\right )}{a^2 \left (a^2+b^2\right ) d (a+b \tan (c+d x))}-\frac{B \cot (c+d x)}{a d (a+b \tan (c+d x))}-\frac{\int \frac{\cot (c+d x) \left (\left (a^2+b^2\right ) (2 b B-a C)+a^2 (a B+b C) \tan (c+d x)+b \left (a^2 B+2 b^2 B-a b C\right ) \tan ^2(c+d x)\right )}{a+b \tan (c+d x)} \, dx}{a^2 \left (a^2+b^2\right )}\\ &=-\frac{\left (a^2 B-b^2 B+2 a b C\right ) x}{\left (a^2+b^2\right )^2}-\frac{b \left (a^2 B+2 b^2 B-a b C\right )}{a^2 \left (a^2+b^2\right ) d (a+b \tan (c+d x))}-\frac{B \cot (c+d x)}{a d (a+b \tan (c+d x))}-\frac{(2 b B-a C) \int \cot (c+d x) \, dx}{a^3}+\frac{\left (b^2 \left (4 a^2 b B+2 b^3 B-3 a^3 C-a b^2 C\right )\right ) \int \frac{b-a \tan (c+d x)}{a+b \tan (c+d x)} \, dx}{a^3 \left (a^2+b^2\right )^2}\\ &=-\frac{\left (a^2 B-b^2 B+2 a b C\right ) x}{\left (a^2+b^2\right )^2}-\frac{(2 b B-a C) \log (\sin (c+d x))}{a^3 d}+\frac{b^2 \left (4 a^2 b B+2 b^3 B-3 a^3 C-a b^2 C\right ) \log (a \cos (c+d x)+b \sin (c+d x))}{a^3 \left (a^2+b^2\right )^2 d}-\frac{b \left (a^2 B+2 b^2 B-a b C\right )}{a^2 \left (a^2+b^2\right ) d (a+b \tan (c+d x))}-\frac{B \cot (c+d x)}{a d (a+b \tan (c+d x))}\\ \end{align*}
Mathematica [C] time = 3.43353, size = 193, normalized size = 1.01 \[ \frac{\frac{2 b^2 (a C-b B)}{a^2 \left (a^2+b^2\right ) (a+b \tan (c+d x))}-\frac{2 b^2 \left (-4 a^2 b B+3 a^3 C+a b^2 C-2 b^3 B\right ) \log (a+b \tan (c+d x))}{a^3 \left (a^2+b^2\right )^2}+\frac{2 (a C-2 b B) \log (\tan (c+d x))}{a^3}-\frac{2 B \cot (c+d x)}{a^2}+\frac{i (B+i C) \log (-\tan (c+d x)+i)}{(a+i b)^2}-\frac{(C+i B) \log (\tan (c+d x)+i)}{(a-i b)^2}}{2 d} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.137, size = 399, normalized size = 2.1 \begin{align*}{\frac{\ln \left ( 1+ \left ( \tan \left ( dx+c \right ) \right ) ^{2} \right ) Bab}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}}}-{\frac{\ln \left ( 1+ \left ( \tan \left ( dx+c \right ) \right ) ^{2} \right ) C{a}^{2}}{2\,d \left ({a}^{2}+{b}^{2} \right ) ^{2}}}+{\frac{\ln \left ( 1+ \left ( \tan \left ( dx+c \right ) \right ) ^{2} \right ){b}^{2}C}{2\,d \left ({a}^{2}+{b}^{2} \right ) ^{2}}}-{\frac{B\arctan \left ( \tan \left ( dx+c \right ) \right ){a}^{2}}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}}}+{\frac{B\arctan \left ( \tan \left ( dx+c \right ) \right ){b}^{2}}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}}}-2\,{\frac{C\arctan \left ( \tan \left ( dx+c \right ) \right ) ab}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}}}-{\frac{B}{{a}^{2}d\tan \left ( dx+c \right ) }}-2\,{\frac{\ln \left ( \tan \left ( dx+c \right ) \right ) Bb}{{a}^{3}d}}+{\frac{\ln \left ( \tan \left ( dx+c \right ) \right ) C}{{a}^{2}d}}-{\frac{B{b}^{3}}{d \left ({a}^{2}+{b}^{2} \right ){a}^{2} \left ( a+b\tan \left ( dx+c \right ) \right ) }}+{\frac{{b}^{2}C}{d \left ({a}^{2}+{b}^{2} \right ) a \left ( a+b\tan \left ( dx+c \right ) \right ) }}+4\,{\frac{{b}^{3}\ln \left ( a+b\tan \left ( dx+c \right ) \right ) B}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}a}}+2\,{\frac{{b}^{5}\ln \left ( a+b\tan \left ( dx+c \right ) \right ) B}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}{a}^{3}}}-3\,{\frac{\ln \left ( a+b\tan \left ( dx+c \right ) \right ){b}^{2}C}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}}}-{\frac{{b}^{4}\ln \left ( a+b\tan \left ( dx+c \right ) \right ) C}{d \left ({a}^{2}+{b}^{2} \right ) ^{2}{a}^{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.71552, size = 354, normalized size = 1.84 \begin{align*} -\frac{\frac{2 \,{\left (B a^{2} + 2 \, C a b - B b^{2}\right )}{\left (d x + c\right )}}{a^{4} + 2 \, a^{2} b^{2} + b^{4}} + \frac{2 \,{\left (3 \, C a^{3} b^{2} - 4 \, B a^{2} b^{3} + C a b^{4} - 2 \, B b^{5}\right )} \log \left (b \tan \left (d x + c\right ) + a\right )}{a^{7} + 2 \, a^{5} b^{2} + a^{3} b^{4}} + \frac{{\left (C a^{2} - 2 \, B a b - C b^{2}\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{a^{4} + 2 \, a^{2} b^{2} + b^{4}} + \frac{2 \,{\left (B a^{3} + B a b^{2} +{\left (B a^{2} b - C a b^{2} + 2 \, B b^{3}\right )} \tan \left (d x + c\right )\right )}}{{\left (a^{4} b + a^{2} b^{3}\right )} \tan \left (d x + c\right )^{2} +{\left (a^{5} + a^{3} b^{2}\right )} \tan \left (d x + c\right )} - \frac{2 \,{\left (C a - 2 \, B b\right )} \log \left (\tan \left (d x + c\right )\right )}{a^{3}}}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.53073, size = 1017, normalized size = 5.3 \begin{align*} -\frac{2 \, B a^{6} + 4 \, B a^{4} b^{2} + 2 \, B a^{2} b^{4} + 2 \,{\left (C a^{3} b^{3} - B a^{2} b^{4} +{\left (B a^{5} b + 2 \, C a^{4} b^{2} - B a^{3} b^{3}\right )} d x\right )} \tan \left (d x + c\right )^{2} -{\left ({\left (C a^{5} b - 2 \, B a^{4} b^{2} + 2 \, C a^{3} b^{3} - 4 \, B a^{2} b^{4} + C a b^{5} - 2 \, B b^{6}\right )} \tan \left (d x + c\right )^{2} +{\left (C a^{6} - 2 \, B a^{5} b + 2 \, C a^{4} b^{2} - 4 \, B a^{3} b^{3} + C a^{2} b^{4} - 2 \, B a b^{5}\right )} \tan \left (d x + c\right )\right )} \log \left (\frac{\tan \left (d x + c\right )^{2}}{\tan \left (d x + c\right )^{2} + 1}\right ) +{\left ({\left (3 \, C a^{3} b^{3} - 4 \, B a^{2} b^{4} + C a b^{5} - 2 \, B b^{6}\right )} \tan \left (d x + c\right )^{2} +{\left (3 \, C a^{4} b^{2} - 4 \, B a^{3} b^{3} + C a^{2} b^{4} - 2 \, B a b^{5}\right )} \tan \left (d x + c\right )\right )} \log \left (\frac{b^{2} \tan \left (d x + c\right )^{2} + 2 \, a b \tan \left (d x + c\right ) + a^{2}}{\tan \left (d x + c\right )^{2} + 1}\right ) + 2 \,{\left (B a^{5} b + 2 \, B a^{3} b^{3} - C a^{2} b^{4} + 2 \, B a b^{5} +{\left (B a^{6} + 2 \, C a^{5} b - B a^{4} b^{2}\right )} d x\right )} \tan \left (d x + c\right )}{2 \,{\left ({\left (a^{7} b + 2 \, a^{5} b^{3} + a^{3} b^{5}\right )} d \tan \left (d x + c\right )^{2} +{\left (a^{8} + 2 \, a^{6} b^{2} + a^{4} b^{4}\right )} d \tan \left (d x + c\right )\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.81305, size = 489, normalized size = 2.55 \begin{align*} -\frac{\frac{2 \,{\left (B a^{2} + 2 \, C a b - B b^{2}\right )}{\left (d x + c\right )}}{a^{4} + 2 \, a^{2} b^{2} + b^{4}} + \frac{{\left (C a^{2} - 2 \, B a b - C b^{2}\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{a^{4} + 2 \, a^{2} b^{2} + b^{4}} + \frac{2 \,{\left (3 \, C a^{3} b^{3} - 4 \, B a^{2} b^{4} + C a b^{5} - 2 \, B b^{6}\right )} \log \left ({\left | b \tan \left (d x + c\right ) + a \right |}\right )}{a^{7} b + 2 \, a^{5} b^{3} + a^{3} b^{5}} + \frac{C a^{4} b \tan \left (d x + c\right )^{2} - 2 \, B a^{3} b^{2} \tan \left (d x + c\right )^{2} - C a^{2} b^{3} \tan \left (d x + c\right )^{2} + C a^{5} \tan \left (d x + c\right ) - 3 \, C a^{3} b^{2} \tan \left (d x + c\right ) + 6 \, B a^{2} b^{3} \tan \left (d x + c\right ) - 2 \, C a b^{4} \tan \left (d x + c\right ) + 4 \, B b^{5} \tan \left (d x + c\right ) + 2 \, B a^{5} + 4 \, B a^{3} b^{2} + 2 \, B a b^{4}}{{\left (a^{6} + 2 \, a^{4} b^{2} + a^{2} b^{4}\right )}{\left (b \tan \left (d x + c\right )^{2} + a \tan \left (d x + c\right )\right )}} - \frac{2 \,{\left (C a - 2 \, B b\right )} \log \left ({\left | \tan \left (d x + c\right ) \right |}\right )}{a^{3}}}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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