Optimal. Leaf size=331 \[ \frac{a (A b-a B) \tan ^3(c+d x)}{2 b d \left (a^2+b^2\right ) (a+b \tan (c+d x))^2}+\frac{a \left (a^2 A b-3 a^3 B-7 a b^2 B+5 A b^3\right ) \tan ^2(c+d x)}{2 b^2 d \left (a^2+b^2\right )^2 (a+b \tan (c+d x))}-\frac{\left (a^3 A b-6 a^2 b^2 B-3 a^4 B+3 a A b^3-b^4 B\right ) \tan (c+d x)}{b^3 d \left (a^2+b^2\right )^2}+\frac{a^2 \left (3 a^2 A b^3+a^4 A b-9 a^3 b^2 B-3 a^5 B-10 a b^4 B+6 A b^5\right ) \log (a+b \tan (c+d x))}{b^4 d \left (a^2+b^2\right )^3}+\frac{\left (3 a^2 A b+a^3 (-B)+3 a b^2 B-A b^3\right ) \log (\cos (c+d x))}{d \left (a^2+b^2\right )^3}+\frac{x \left (a^3 A+3 a^2 b B-3 a A b^2-b^3 B\right )}{\left (a^2+b^2\right )^3} \]
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Rubi [A] time = 0.798083, antiderivative size = 331, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 7, integrand size = 31, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.226, Rules used = {3605, 3645, 3647, 3626, 3617, 31, 3475} \[ \frac{a (A b-a B) \tan ^3(c+d x)}{2 b d \left (a^2+b^2\right ) (a+b \tan (c+d x))^2}+\frac{a \left (a^2 A b-3 a^3 B-7 a b^2 B+5 A b^3\right ) \tan ^2(c+d x)}{2 b^2 d \left (a^2+b^2\right )^2 (a+b \tan (c+d x))}-\frac{\left (a^3 A b-6 a^2 b^2 B-3 a^4 B+3 a A b^3-b^4 B\right ) \tan (c+d x)}{b^3 d \left (a^2+b^2\right )^2}+\frac{a^2 \left (3 a^2 A b^3+a^4 A b-9 a^3 b^2 B-3 a^5 B-10 a b^4 B+6 A b^5\right ) \log (a+b \tan (c+d x))}{b^4 d \left (a^2+b^2\right )^3}+\frac{\left (3 a^2 A b+a^3 (-B)+3 a b^2 B-A b^3\right ) \log (\cos (c+d x))}{d \left (a^2+b^2\right )^3}+\frac{x \left (a^3 A+3 a^2 b B-3 a A b^2-b^3 B\right )}{\left (a^2+b^2\right )^3} \]
Antiderivative was successfully verified.
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Rule 3605
Rule 3645
Rule 3647
Rule 3626
Rule 3617
Rule 31
Rule 3475
Rubi steps
\begin{align*} \int \frac{\tan ^4(c+d x) (A+B \tan (c+d x))}{(a+b \tan (c+d x))^3} \, dx &=\frac{a (A b-a B) \tan ^3(c+d x)}{2 b \left (a^2+b^2\right ) d (a+b \tan (c+d x))^2}+\frac{\int \frac{\tan ^2(c+d x) \left (-3 a (A b-a B)+2 b (A b-a B) \tan (c+d x)-\left (a A b-3 a^2 B-2 b^2 B\right ) \tan ^2(c+d x)\right )}{(a+b \tan (c+d x))^2} \, dx}{2 b \left (a^2+b^2\right )}\\ &=\frac{a (A b-a B) \tan ^3(c+d x)}{2 b \left (a^2+b^2\right ) d (a+b \tan (c+d x))^2}+\frac{a \left (a^2 A b+5 A b^3-3 a^3 B-7 a b^2 B\right ) \tan ^2(c+d x)}{2 b^2 \left (a^2+b^2\right )^2 d (a+b \tan (c+d x))}+\frac{\int \frac{\tan (c+d x) \left (-2 a \left (a^2 A b+5 A b^3-3 a^3 B-7 a b^2 B\right )-2 b^2 \left (a^2 A-A b^2+2 a b B\right ) \tan (c+d x)-2 \left (a^3 A b+3 a A b^3-3 a^4 B-6 a^2 b^2 B-b^4 B\right ) \tan ^2(c+d x)\right )}{a+b \tan (c+d x)} \, dx}{2 b^2 \left (a^2+b^2\right )^2}\\ &=-\frac{\left (a^3 A b+3 a A b^3-3 a^4 B-6 a^2 b^2 B-b^4 B\right ) \tan (c+d x)}{b^3 \left (a^2+b^2\right )^2 d}+\frac{a (A b-a B) \tan ^3(c+d x)}{2 b \left (a^2+b^2\right ) d (a+b \tan (c+d x))^2}+\frac{a \left (a^2 A b+5 A b^3-3 a^3 B-7 a b^2 B\right ) \tan ^2(c+d x)}{2 b^2 \left (a^2+b^2\right )^2 d (a+b \tan (c+d x))}+\frac{\int \frac{2 a \left (a^3 A b+3 a A b^3-3 a^4 B-6 a^2 b^2 B-b^4 B\right )-2 b^3 \left (2 a A b-a^2 B+b^2 B\right ) \tan (c+d x)+2 \left (a^2+b^2\right )^2 (A b-3 a B) \tan ^2(c+d x)}{a+b \tan (c+d x)} \, dx}{2 b^3 \left (a^2+b^2\right )^2}\\ &=\frac{\left (a^3 A-3 a A b^2+3 a^2 b B-b^3 B\right ) x}{\left (a^2+b^2\right )^3}-\frac{\left (a^3 A b+3 a A b^3-3 a^4 B-6 a^2 b^2 B-b^4 B\right ) \tan (c+d x)}{b^3 \left (a^2+b^2\right )^2 d}+\frac{a (A b-a B) \tan ^3(c+d x)}{2 b \left (a^2+b^2\right ) d (a+b \tan (c+d x))^2}+\frac{a \left (a^2 A b+5 A b^3-3 a^3 B-7 a b^2 B\right ) \tan ^2(c+d x)}{2 b^2 \left (a^2+b^2\right )^2 d (a+b \tan (c+d x))}-\frac{\left (3 a^2 A b-A b^3-a^3 B+3 a b^2 B\right ) \int \tan (c+d x) \, dx}{\left (a^2+b^2\right )^3}+\frac{\left (a^2 \left (a^4 A b+3 a^2 A b^3+6 A b^5-3 a^5 B-9 a^3 b^2 B-10 a b^4 B\right )\right ) \int \frac{1+\tan ^2(c+d x)}{a+b \tan (c+d x)} \, dx}{b^3 \left (a^2+b^2\right )^3}\\ &=\frac{\left (a^3 A-3 a A b^2+3 a^2 b B-b^3 B\right ) x}{\left (a^2+b^2\right )^3}+\frac{\left (3 a^2 A b-A b^3-a^3 B+3 a b^2 B\right ) \log (\cos (c+d x))}{\left (a^2+b^2\right )^3 d}-\frac{\left (a^3 A b+3 a A b^3-3 a^4 B-6 a^2 b^2 B-b^4 B\right ) \tan (c+d x)}{b^3 \left (a^2+b^2\right )^2 d}+\frac{a (A b-a B) \tan ^3(c+d x)}{2 b \left (a^2+b^2\right ) d (a+b \tan (c+d x))^2}+\frac{a \left (a^2 A b+5 A b^3-3 a^3 B-7 a b^2 B\right ) \tan ^2(c+d x)}{2 b^2 \left (a^2+b^2\right )^2 d (a+b \tan (c+d x))}+\frac{\left (a^2 \left (a^4 A b+3 a^2 A b^3+6 A b^5-3 a^5 B-9 a^3 b^2 B-10 a b^4 B\right )\right ) \operatorname{Subst}\left (\int \frac{1}{a+x} \, dx,x,b \tan (c+d x)\right )}{b^4 \left (a^2+b^2\right )^3 d}\\ &=\frac{\left (a^3 A-3 a A b^2+3 a^2 b B-b^3 B\right ) x}{\left (a^2+b^2\right )^3}+\frac{\left (3 a^2 A b-A b^3-a^3 B+3 a b^2 B\right ) \log (\cos (c+d x))}{\left (a^2+b^2\right )^3 d}+\frac{a^2 \left (a^4 A b+3 a^2 A b^3+6 A b^5-3 a^5 B-9 a^3 b^2 B-10 a b^4 B\right ) \log (a+b \tan (c+d x))}{b^4 \left (a^2+b^2\right )^3 d}-\frac{\left (a^3 A b+3 a A b^3-3 a^4 B-6 a^2 b^2 B-b^4 B\right ) \tan (c+d x)}{b^3 \left (a^2+b^2\right )^2 d}+\frac{a (A b-a B) \tan ^3(c+d x)}{2 b \left (a^2+b^2\right ) d (a+b \tan (c+d x))^2}+\frac{a \left (a^2 A b+5 A b^3-3 a^3 B-7 a b^2 B\right ) \tan ^2(c+d x)}{2 b^2 \left (a^2+b^2\right )^2 d (a+b \tan (c+d x))}\\ \end{align*}
Mathematica [C] time = 6.67341, size = 1146, normalized size = 3.46 \[ \frac{(a B-A b) \sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x)) (A+B \tan (c+d x)) a^4}{2 (a-i b)^2 (a+i b)^2 b^2 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3}+\frac{\sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x))^2 \left (2 B \sin (c+d x) a^5-A b \sin (c+d x) a^4+5 b^2 B \sin (c+d x) a^3-4 A b^3 \sin (c+d x) a^2\right ) (A+B \tan (c+d x))}{(a-i b)^2 (a+i b)^2 b^3 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3}+\frac{B \sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x))^3 \tan (c+d x) (A+B \tan (c+d x))}{b^3 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3}+\frac{\left (A a^3+3 b B a^2-3 A b^2 a-b^3 B\right ) (c+d x) \sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x))^3 (A+B \tan (c+d x))}{(a-i b)^3 (a+i b)^3 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3}+\frac{\left (6 a^2 A b^{13}+6 i a^3 A b^{12}-10 a^3 B b^{12}+15 a^4 A b^{11}-10 i a^4 B b^{11}+15 i a^5 A b^{10}-29 a^5 B b^{10}+13 a^6 A b^9-29 i a^6 B b^9+13 i a^7 A b^8-31 a^7 B b^8+5 a^8 A b^7-31 i a^8 B b^7+5 i a^9 A b^6-15 a^9 B b^6+a^{10} A b^5-15 i a^{10} B b^5+i a^{11} A b^4-3 a^{11} B b^4-3 i a^{12} B b^3\right ) (c+d x) \sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x))^3 (A+B \tan (c+d x))}{(a-i b)^6 (a+i b)^5 b^7 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3}-\frac{i \left (-3 B a^7+A b a^6-9 b^2 B a^5+3 A b^3 a^4-10 b^4 B a^3+6 A b^5 a^2\right ) \tan ^{-1}(\tan (c+d x)) \sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x))^3 (A+B \tan (c+d x))}{b^4 \left (a^2+b^2\right )^3 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3}+\frac{(3 a B-A b) \log (\cos (c+d x)) \sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x))^3 (A+B \tan (c+d x))}{b^4 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3}+\frac{\left (-3 B a^7+A b a^6-9 b^2 B a^5+3 A b^3 a^4-10 b^4 B a^3+6 A b^5 a^2\right ) \log \left ((a \cos (c+d x)+b \sin (c+d x))^2\right ) \sec ^2(c+d x) (a \cos (c+d x)+b \sin (c+d x))^3 (A+B \tan (c+d x))}{2 b^4 \left (a^2+b^2\right )^3 d (A \cos (c+d x)+B \sin (c+d x)) (a+b \tan (c+d x))^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.05, size = 619, normalized size = 1.9 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.556, size = 525, normalized size = 1.59 \begin{align*} \frac{\frac{2 \,{\left (A a^{3} + 3 \, B a^{2} b - 3 \, A a b^{2} - B b^{3}\right )}{\left (d x + c\right )}}{a^{6} + 3 \, a^{4} b^{2} + 3 \, a^{2} b^{4} + b^{6}} - \frac{2 \,{\left (3 \, B a^{7} - A a^{6} b + 9 \, B a^{5} b^{2} - 3 \, A a^{4} b^{3} + 10 \, B a^{3} b^{4} - 6 \, A a^{2} b^{5}\right )} \log \left (b \tan \left (d x + c\right ) + a\right )}{a^{6} b^{4} + 3 \, a^{4} b^{6} + 3 \, a^{2} b^{8} + b^{10}} + \frac{{\left (B a^{3} - 3 \, A a^{2} b - 3 \, B a b^{2} + A b^{3}\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{a^{6} + 3 \, a^{4} b^{2} + 3 \, a^{2} b^{4} + b^{6}} - \frac{5 \, B a^{7} - 3 \, A a^{6} b + 9 \, B a^{5} b^{2} - 7 \, A a^{4} b^{3} + 2 \,{\left (3 \, B a^{6} b - 2 \, A a^{5} b^{2} + 5 \, B a^{4} b^{3} - 4 \, A a^{3} b^{4}\right )} \tan \left (d x + c\right )}{a^{6} b^{4} + 2 \, a^{4} b^{6} + a^{2} b^{8} +{\left (a^{4} b^{6} + 2 \, a^{2} b^{8} + b^{10}\right )} \tan \left (d x + c\right )^{2} + 2 \,{\left (a^{5} b^{5} + 2 \, a^{3} b^{7} + a b^{9}\right )} \tan \left (d x + c\right )} + \frac{2 \, B \tan \left (d x + c\right )}{b^{3}}}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.91801, size = 1895, normalized size = 5.73 \begin{align*} \text{result too large to display} \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 = 2.45969, size = 682, normalized size = 2.06 \begin{align*} \frac{\frac{2 \,{\left (A a^{3} + 3 \, B a^{2} b - 3 \, A a b^{2} - B b^{3}\right )}{\left (d x + c\right )}}{a^{6} + 3 \, a^{4} b^{2} + 3 \, a^{2} b^{4} + b^{6}} + \frac{{\left (B a^{3} - 3 \, A a^{2} b - 3 \, B a b^{2} + A b^{3}\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{a^{6} + 3 \, a^{4} b^{2} + 3 \, a^{2} b^{4} + b^{6}} - \frac{2 \,{\left (3 \, B a^{7} - A a^{6} b + 9 \, B a^{5} b^{2} - 3 \, A a^{4} b^{3} + 10 \, B a^{3} b^{4} - 6 \, A a^{2} b^{5}\right )} \log \left ({\left | b \tan \left (d x + c\right ) + a \right |}\right )}{a^{6} b^{4} + 3 \, a^{4} b^{6} + 3 \, a^{2} b^{8} + b^{10}} + \frac{2 \, B \tan \left (d x + c\right )}{b^{3}} + \frac{9 \, B a^{7} b^{2} \tan \left (d x + c\right )^{2} - 3 \, A a^{6} b^{3} \tan \left (d x + c\right )^{2} + 27 \, B a^{5} b^{4} \tan \left (d x + c\right )^{2} - 9 \, A a^{4} b^{5} \tan \left (d x + c\right )^{2} + 30 \, B a^{3} b^{6} \tan \left (d x + c\right )^{2} - 18 \, A a^{2} b^{7} \tan \left (d x + c\right )^{2} + 12 \, B a^{8} b \tan \left (d x + c\right ) - 2 \, A a^{7} b^{2} \tan \left (d x + c\right ) + 38 \, B a^{6} b^{3} \tan \left (d x + c\right ) - 6 \, A a^{5} b^{4} \tan \left (d x + c\right ) + 50 \, B a^{4} b^{5} \tan \left (d x + c\right ) - 28 \, A a^{3} b^{6} \tan \left (d x + c\right ) + 4 \, B a^{9} + 13 \, B a^{7} b^{2} + A a^{6} b^{3} + 21 \, B a^{5} b^{4} - 11 \, A a^{4} b^{5}}{{\left (a^{6} b^{4} + 3 \, a^{4} b^{6} + 3 \, a^{2} b^{8} + b^{10}\right )}{\left (b \tan \left (d x + c\right ) + a\right )}^{2}}}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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