Optimal. Leaf size=117 \[ \frac{\cot ^7(c+d x) (1-\sec (c+d x))}{7 a d}-\frac{\cot ^5(c+d x) (7-6 \sec (c+d x))}{35 a d}+\frac{\cot ^3(c+d x) (35-24 \sec (c+d x))}{105 a d}-\frac{\cot (c+d x) (35-16 \sec (c+d x))}{35 a d}-\frac{x}{a} \]
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Rubi [A] time = 0.161961, antiderivative size = 117, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 3, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.143, Rules used = {3888, 3882, 8} \[ \frac{\cot ^7(c+d x) (1-\sec (c+d x))}{7 a d}-\frac{\cot ^5(c+d x) (7-6 \sec (c+d x))}{35 a d}+\frac{\cot ^3(c+d x) (35-24 \sec (c+d x))}{105 a d}-\frac{\cot (c+d x) (35-16 \sec (c+d x))}{35 a d}-\frac{x}{a} \]
Antiderivative was successfully verified.
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Rule 3888
Rule 3882
Rule 8
Rubi steps
\begin{align*} \int \frac{\cot ^6(c+d x)}{a+a \sec (c+d x)} \, dx &=\frac{\int \cot ^8(c+d x) (-a+a \sec (c+d x)) \, dx}{a^2}\\ &=\frac{\cot ^7(c+d x) (1-\sec (c+d x))}{7 a d}+\frac{\int \cot ^6(c+d x) (7 a-6 a \sec (c+d x)) \, dx}{7 a^2}\\ &=-\frac{\cot ^5(c+d x) (7-6 \sec (c+d x))}{35 a d}+\frac{\cot ^7(c+d x) (1-\sec (c+d x))}{7 a d}+\frac{\int \cot ^4(c+d x) (-35 a+24 a \sec (c+d x)) \, dx}{35 a^2}\\ &=\frac{\cot ^3(c+d x) (35-24 \sec (c+d x))}{105 a d}-\frac{\cot ^5(c+d x) (7-6 \sec (c+d x))}{35 a d}+\frac{\cot ^7(c+d x) (1-\sec (c+d x))}{7 a d}+\frac{\int \cot ^2(c+d x) (105 a-48 a \sec (c+d x)) \, dx}{105 a^2}\\ &=\frac{\cot ^3(c+d x) (35-24 \sec (c+d x))}{105 a d}-\frac{\cot (c+d x) (35-16 \sec (c+d x))}{35 a d}-\frac{\cot ^5(c+d x) (7-6 \sec (c+d x))}{35 a d}+\frac{\cot ^7(c+d x) (1-\sec (c+d x))}{7 a d}+\frac{\int -105 a \, dx}{105 a^2}\\ &=-\frac{x}{a}+\frac{\cot ^3(c+d x) (35-24 \sec (c+d x))}{105 a d}-\frac{\cot (c+d x) (35-16 \sec (c+d x))}{35 a d}-\frac{\cot ^5(c+d x) (7-6 \sec (c+d x))}{35 a d}+\frac{\cot ^7(c+d x) (1-\sec (c+d x))}{7 a d}\\ \end{align*}
Mathematica [B] time = 1.07246, size = 359, normalized size = 3.07 \[ \frac{\csc \left (\frac{c}{2}\right ) \sec \left (\frac{c}{2}\right ) \csc ^5(c+d x) \sec (c+d x) (-22860 \sin (c+d x)-5715 \sin (2 (c+d x))+11430 \sin (3 (c+d x))+4572 \sin (4 (c+d x))-2286 \sin (5 (c+d x))-1143 \sin (6 (c+d x))+26208 \sin (2 c+d x)+14080 \sin (c+2 d x)-16400 \sin (2 c+3 d x)-11760 \sin (4 c+3 d x)-7904 \sin (3 c+4 d x)-3360 \sin (5 c+4 d x)+3952 \sin (4 c+5 d x)+1680 \sin (6 c+5 d x)+2816 \sin (5 c+6 d x)+16800 d x \cos (2 c+d x)-4200 d x \cos (c+2 d x)+4200 d x \cos (3 c+2 d x)+8400 d x \cos (2 c+3 d x)-8400 d x \cos (4 c+3 d x)+3360 d x \cos (3 c+4 d x)-3360 d x \cos (5 c+4 d x)-1680 d x \cos (4 c+5 d x)+1680 d x \cos (6 c+5 d x)-840 d x \cos (5 c+6 d x)+840 d x \cos (7 c+6 d x)+3136 \sin (c)+30112 \sin (d x)-16800 d x \cos (d x))}{107520 a d (\sec (c+d x)+1)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.067, size = 150, normalized size = 1.3 \begin{align*} -{\frac{1}{448\,da} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{7}}+{\frac{1}{40\,da} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{5}}-{\frac{29}{192\,da} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{3}}+{\frac{1}{da}\tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) }-2\,{\frac{\arctan \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) }{da}}-{\frac{1}{320\,da} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{-5}}+{\frac{1}{24\,da} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{-3}}-{\frac{29}{64\,da} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{-1}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.69761, size = 239, normalized size = 2.04 \begin{align*} \frac{\frac{\frac{6720 \, \sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} - \frac{1015 \, \sin \left (d x + c\right )^{3}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{3}} + \frac{168 \, \sin \left (d x + c\right )^{5}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{5}} - \frac{15 \, \sin \left (d x + c\right )^{7}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{7}}}{a} - \frac{13440 \, \arctan \left (\frac{\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{a} + \frac{7 \,{\left (\frac{40 \, \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}} - \frac{435 \, \sin \left (d x + c\right )^{4}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{4}} - 3\right )}{\left (\cos \left (d x + c\right ) + 1\right )}^{5}}{a \sin \left (d x + c\right )^{5}}}{6720 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.16881, size = 533, normalized size = 4.56 \begin{align*} -\frac{176 \, \cos \left (d x + c\right )^{6} + 71 \, \cos \left (d x + c\right )^{5} - 335 \, \cos \left (d x + c\right )^{4} - 125 \, \cos \left (d x + c\right )^{3} + 225 \, \cos \left (d x + c\right )^{2} + 105 \,{\left (d x \cos \left (d x + c\right )^{5} + d x \cos \left (d x + c\right )^{4} - 2 \, d x \cos \left (d x + c\right )^{3} - 2 \, d x \cos \left (d x + c\right )^{2} + d x \cos \left (d x + c\right ) + d x\right )} \sin \left (d x + c\right ) + 57 \, \cos \left (d x + c\right ) - 48}{105 \,{\left (a d \cos \left (d x + c\right )^{5} + a d \cos \left (d x + c\right )^{4} - 2 \, a d \cos \left (d x + c\right )^{3} - 2 \, a d \cos \left (d x + c\right )^{2} + a d \cos \left (d x + c\right ) + a d\right )} \sin \left (d x + c\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \frac{\int \frac{\cot ^{6}{\left (c + d x \right )}}{\sec{\left (c + d x \right )} + 1}\, dx}{a} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.32248, size = 171, normalized size = 1.46 \begin{align*} -\frac{\frac{6720 \,{\left (d x + c\right )}}{a} + \frac{7 \,{\left (435 \, \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{4} - 40 \, \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} + 3\right )}}{a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{5}} + \frac{15 \, a^{6} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{7} - 168 \, a^{6} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{5} + 1015 \, a^{6} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 6720 \, a^{6} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )}{a^{7}}}{6720 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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