Optimal. Leaf size=137 \[ -\frac{\left (a^2 B+a b C-b^2 B\right ) \log (\sin (c+d x))}{a^3 d}-\frac{b^3 (b B-a C) \log (a \cos (c+d x)+b \sin (c+d x))}{a^3 d \left (a^2+b^2\right )}+\frac{x (b B-a C)}{a^2+b^2}+\frac{(b B-a C) \cot (c+d x)}{a^2 d}-\frac{B \cot ^2(c+d x)}{2 a d} \]
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Rubi [A] time = 0.68161, antiderivative size = 137, 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} \[ -\frac{\left (a^2 B+a b C-b^2 B\right ) \log (\sin (c+d x))}{a^3 d}-\frac{b^3 (b B-a C) \log (a \cos (c+d x)+b \sin (c+d x))}{a^3 d \left (a^2+b^2\right )}+\frac{x (b B-a C)}{a^2+b^2}+\frac{(b B-a C) \cot (c+d x)}{a^2 d}-\frac{B \cot ^2(c+d x)}{2 a d} \]
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 ^4(c+d x) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right )}{a+b \tan (c+d x)} \, dx &=\int \frac{\cot ^3(c+d x) (B+C \tan (c+d x))}{a+b \tan (c+d x)} \, dx\\ &=-\frac{B \cot ^2(c+d x)}{2 a d}-\frac{\int \frac{\cot ^2(c+d x) \left (2 (b B-a C)+2 a B \tan (c+d x)+2 b B \tan ^2(c+d x)\right )}{a+b \tan (c+d x)} \, dx}{2 a}\\ &=\frac{(b B-a C) \cot (c+d x)}{a^2 d}-\frac{B \cot ^2(c+d x)}{2 a d}+\frac{\int \frac{\cot (c+d x) \left (-2 \left (a^2 B-b^2 B+a b C\right )-2 a^2 C \tan (c+d x)+2 b (b B-a C) \tan ^2(c+d x)\right )}{a+b \tan (c+d x)} \, dx}{2 a^2}\\ &=\frac{(b B-a C) x}{a^2+b^2}+\frac{(b B-a C) \cot (c+d x)}{a^2 d}-\frac{B \cot ^2(c+d x)}{2 a d}-\frac{\left (b^3 (b B-a C)\right ) \int \frac{b-a \tan (c+d x)}{a+b \tan (c+d x)} \, dx}{a^3 \left (a^2+b^2\right )}-\frac{\left (a^2 B-b^2 B+a b C\right ) \int \cot (c+d x) \, dx}{a^3}\\ &=\frac{(b B-a C) x}{a^2+b^2}+\frac{(b B-a C) \cot (c+d x)}{a^2 d}-\frac{B \cot ^2(c+d x)}{2 a d}-\frac{\left (a^2 B-b^2 B+a b C\right ) \log (\sin (c+d x))}{a^3 d}-\frac{b^3 (b B-a C) \log (a \cos (c+d x)+b \sin (c+d x))}{a^3 \left (a^2+b^2\right ) d}\\ \end{align*}
Mathematica [C] time = 1.37473, size = 163, normalized size = 1.19 \[ \frac{\frac{2 b^3 (a C-b B) \log (a+b \tan (c+d x))}{a^3 \left (a^2+b^2\right )}-\frac{2 \left (a^2 B+a b C-b^2 B\right ) \log (\tan (c+d x))}{a^3}+\frac{2 (b B-a C) \cot (c+d x)}{a^2}+\frac{(B+i C) \log (-\tan (c+d x)+i)}{a+i b}+\frac{(B-i C) \log (\tan (c+d x)+i)}{a-i b}-\frac{B \cot ^2(c+d x)}{a}}{2 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.13, size = 266, normalized size = 1.9 \begin{align*}{\frac{\ln \left ( 1+ \left ( \tan \left ( dx+c \right ) \right ) ^{2} \right ) aB}{2\,d \left ({a}^{2}+{b}^{2} \right ) }}+{\frac{\ln \left ( 1+ \left ( \tan \left ( dx+c \right ) \right ) ^{2} \right ) Cb}{2\,d \left ({a}^{2}+{b}^{2} \right ) }}+{\frac{B\arctan \left ( \tan \left ( dx+c \right ) \right ) b}{d \left ({a}^{2}+{b}^{2} \right ) }}-{\frac{C\arctan \left ( \tan \left ( dx+c \right ) \right ) a}{d \left ({a}^{2}+{b}^{2} \right ) }}-{\frac{B}{2\,ad \left ( \tan \left ( dx+c \right ) \right ) ^{2}}}+{\frac{Bb}{{a}^{2}d\tan \left ( dx+c \right ) }}-{\frac{C}{ad\tan \left ( dx+c \right ) }}-{\frac{B\ln \left ( \tan \left ( dx+c \right ) \right ) }{ad}}+{\frac{\ln \left ( \tan \left ( dx+c \right ) \right ){b}^{2}B}{{a}^{3}d}}-{\frac{\ln \left ( \tan \left ( dx+c \right ) \right ) Cb}{{a}^{2}d}}-{\frac{{b}^{4}\ln \left ( a+b\tan \left ( dx+c \right ) \right ) B}{d \left ({a}^{2}+{b}^{2} \right ){a}^{3}}}+{\frac{{b}^{3}\ln \left ( a+b\tan \left ( dx+c \right ) \right ) C}{d \left ({a}^{2}+{b}^{2} \right ){a}^{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.59209, size = 213, normalized size = 1.55 \begin{align*} -\frac{\frac{2 \,{\left (C a - B b\right )}{\left (d x + c\right )}}{a^{2} + b^{2}} - \frac{2 \,{\left (C a b^{3} - B b^{4}\right )} \log \left (b \tan \left (d x + c\right ) + a\right )}{a^{5} + a^{3} b^{2}} - \frac{{\left (B a + C b\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{a^{2} + b^{2}} + \frac{2 \,{\left (B a^{2} + C a b - B b^{2}\right )} \log \left (\tan \left (d x + c\right )\right )}{a^{3}} + \frac{B a + 2 \,{\left (C a - B b\right )} \tan \left (d x + c\right )}{a^{2} \tan \left (d x + c\right )^{2}}}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.33, size = 518, normalized size = 3.78 \begin{align*} -\frac{B a^{4} + B a^{2} b^{2} +{\left (B a^{4} + C a^{3} b + C a b^{3} - B b^{4}\right )} \log \left (\frac{\tan \left (d x + c\right )^{2}}{\tan \left (d x + c\right )^{2} + 1}\right ) \tan \left (d x + c\right )^{2} -{\left (C a b^{3} - B b^{4}\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 ) \tan \left (d x + c\right )^{2} +{\left (B a^{4} + B a^{2} b^{2} + 2 \,{\left (C a^{4} - B a^{3} b\right )} d x\right )} \tan \left (d x + c\right )^{2} + 2 \,{\left (C a^{4} - B a^{3} b + C a^{2} b^{2} - B a b^{3}\right )} \tan \left (d x + c\right )}{2 \,{\left (a^{5} + a^{3} b^{2}\right )} d \tan \left (d x + c\right )^{2}} \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 = 1.76978, size = 289, normalized size = 2.11 \begin{align*} -\frac{\frac{2 \,{\left (C a - B b\right )}{\left (d x + c\right )}}{a^{2} + b^{2}} - \frac{{\left (B a + C b\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{a^{2} + b^{2}} - \frac{2 \,{\left (C a b^{4} - B b^{5}\right )} \log \left ({\left | b \tan \left (d x + c\right ) + a \right |}\right )}{a^{5} b + a^{3} b^{3}} + \frac{2 \,{\left (B a^{2} + C a b - B b^{2}\right )} \log \left ({\left | \tan \left (d x + c\right ) \right |}\right )}{a^{3}} - \frac{3 \, B a^{2} \tan \left (d x + c\right )^{2} + 3 \, C a b \tan \left (d x + c\right )^{2} - 3 \, B b^{2} \tan \left (d x + c\right )^{2} - 2 \, C a^{2} \tan \left (d x + c\right ) + 2 \, B a b \tan \left (d x + c\right ) - B a^{2}}{a^{3} \tan \left (d x + c\right )^{2}}}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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