Optimal. Leaf size=343 \[ \frac{a^3 b^2 \sin (c+d x)}{d \left (a^2-b^2\right )^3 (a \cos (c+d x)+b)}-\frac{4 a^2 b \left (a^2+b^2\right ) \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{d (a-b)^{7/2} (a+b)^{7/2}}-\frac{2 a^2 b^3 \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{d (a-b)^{7/2} (a+b)^{7/2}}-\frac{\sin (c+d x)}{12 d (a+b)^2 (1-\cos (c+d x))}-\frac{(a-b) \sin (c+d x)}{4 d (a+b)^3 (1-\cos (c+d x))}+\frac{(a+b) \sin (c+d x)}{4 d (a-b)^3 (\cos (c+d x)+1)}+\frac{\sin (c+d x)}{12 d (a-b)^2 (\cos (c+d x)+1)}-\frac{\sin (c+d x)}{12 d (a+b)^2 (1-\cos (c+d x))^2}+\frac{\sin (c+d x)}{12 d (a-b)^2 (\cos (c+d x)+1)^2} \]
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Rubi [A] time = 0.547166, antiderivative size = 343, normalized size of antiderivative = 1., number of steps used = 15, number of rules used = 8, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.381, Rules used = {3872, 2897, 2650, 2648, 2664, 12, 2659, 208} \[ \frac{a^3 b^2 \sin (c+d x)}{d \left (a^2-b^2\right )^3 (a \cos (c+d x)+b)}-\frac{4 a^2 b \left (a^2+b^2\right ) \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{d (a-b)^{7/2} (a+b)^{7/2}}-\frac{2 a^2 b^3 \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{d (a-b)^{7/2} (a+b)^{7/2}}-\frac{\sin (c+d x)}{12 d (a+b)^2 (1-\cos (c+d x))}-\frac{(a-b) \sin (c+d x)}{4 d (a+b)^3 (1-\cos (c+d x))}+\frac{(a+b) \sin (c+d x)}{4 d (a-b)^3 (\cos (c+d x)+1)}+\frac{\sin (c+d x)}{12 d (a-b)^2 (\cos (c+d x)+1)}-\frac{\sin (c+d x)}{12 d (a+b)^2 (1-\cos (c+d x))^2}+\frac{\sin (c+d x)}{12 d (a-b)^2 (\cos (c+d x)+1)^2} \]
Antiderivative was successfully verified.
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Rule 3872
Rule 2897
Rule 2650
Rule 2648
Rule 2664
Rule 12
Rule 2659
Rule 208
Rubi steps
\begin{align*} \int \frac{\csc ^4(c+d x)}{(a+b \sec (c+d x))^2} \, dx &=\int \frac{\cot ^2(c+d x) \csc ^2(c+d x)}{(-b-a \cos (c+d x))^2} \, dx\\ &=\int \left (\frac{1}{4 (a-b)^2 (-1-\cos (c+d x))^2}+\frac{-a-b}{4 (a-b)^3 (-1-\cos (c+d x))}+\frac{1}{4 (a+b)^2 (1-\cos (c+d x))^2}+\frac{a-b}{4 (a+b)^3 (1-\cos (c+d x))}+\frac{a^2 b^2}{\left (a^2-b^2\right )^2 (-b-a \cos (c+d x))^2}+\frac{2 a^2 b \left (a^2+b^2\right )}{\left (a^2-b^2\right )^3 (-b-a \cos (c+d x))}\right ) \, dx\\ &=\frac{\int \frac{1}{(-1-\cos (c+d x))^2} \, dx}{4 (a-b)^2}+\frac{(a-b) \int \frac{1}{1-\cos (c+d x)} \, dx}{4 (a+b)^3}+\frac{\int \frac{1}{(1-\cos (c+d x))^2} \, dx}{4 (a+b)^2}-\frac{(a+b) \int \frac{1}{-1-\cos (c+d x)} \, dx}{4 (a-b)^3}+\frac{\left (a^2 b^2\right ) \int \frac{1}{(-b-a \cos (c+d x))^2} \, dx}{\left (a^2-b^2\right )^2}+\frac{\left (2 a^2 b \left (a^2+b^2\right )\right ) \int \frac{1}{-b-a \cos (c+d x)} \, dx}{\left (a^2-b^2\right )^3}\\ &=-\frac{\sin (c+d x)}{12 (a+b)^2 d (1-\cos (c+d x))^2}-\frac{(a-b) \sin (c+d x)}{4 (a+b)^3 d (1-\cos (c+d x))}+\frac{\sin (c+d x)}{12 (a-b)^2 d (1+\cos (c+d x))^2}+\frac{(a+b) \sin (c+d x)}{4 (a-b)^3 d (1+\cos (c+d x))}+\frac{a^3 b^2 \sin (c+d x)}{\left (a^2-b^2\right )^3 d (b+a \cos (c+d x))}-\frac{\int \frac{1}{-1-\cos (c+d x)} \, dx}{12 (a-b)^2}+\frac{\int \frac{1}{1-\cos (c+d x)} \, dx}{12 (a+b)^2}+\frac{\left (a^2 b^2\right ) \int \frac{b}{-b-a \cos (c+d x)} \, dx}{\left (a^2-b^2\right )^3}+\frac{\left (4 a^2 b \left (a^2+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{1}{-a-b+(a-b) x^2} \, dx,x,\tan \left (\frac{1}{2} (c+d x)\right )\right )}{\left (a^2-b^2\right )^3 d}\\ &=-\frac{4 a^2 b \left (a^2+b^2\right ) \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{(a-b)^{7/2} (a+b)^{7/2} d}-\frac{\sin (c+d x)}{12 (a+b)^2 d (1-\cos (c+d x))^2}-\frac{(a-b) \sin (c+d x)}{4 (a+b)^3 d (1-\cos (c+d x))}-\frac{\sin (c+d x)}{12 (a+b)^2 d (1-\cos (c+d x))}+\frac{\sin (c+d x)}{12 (a-b)^2 d (1+\cos (c+d x))^2}+\frac{\sin (c+d x)}{12 (a-b)^2 d (1+\cos (c+d x))}+\frac{(a+b) \sin (c+d x)}{4 (a-b)^3 d (1+\cos (c+d x))}+\frac{a^3 b^2 \sin (c+d x)}{\left (a^2-b^2\right )^3 d (b+a \cos (c+d x))}+\frac{\left (a^2 b^3\right ) \int \frac{1}{-b-a \cos (c+d x)} \, dx}{\left (a^2-b^2\right )^3}\\ &=-\frac{4 a^2 b \left (a^2+b^2\right ) \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{(a-b)^{7/2} (a+b)^{7/2} d}-\frac{\sin (c+d x)}{12 (a+b)^2 d (1-\cos (c+d x))^2}-\frac{(a-b) \sin (c+d x)}{4 (a+b)^3 d (1-\cos (c+d x))}-\frac{\sin (c+d x)}{12 (a+b)^2 d (1-\cos (c+d x))}+\frac{\sin (c+d x)}{12 (a-b)^2 d (1+\cos (c+d x))^2}+\frac{\sin (c+d x)}{12 (a-b)^2 d (1+\cos (c+d x))}+\frac{(a+b) \sin (c+d x)}{4 (a-b)^3 d (1+\cos (c+d x))}+\frac{a^3 b^2 \sin (c+d x)}{\left (a^2-b^2\right )^3 d (b+a \cos (c+d x))}+\frac{\left (2 a^2 b^3\right ) \operatorname{Subst}\left (\int \frac{1}{-a-b+(a-b) x^2} \, dx,x,\tan \left (\frac{1}{2} (c+d x)\right )\right )}{\left (a^2-b^2\right )^3 d}\\ &=-\frac{2 a^2 b^3 \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{(a-b)^{7/2} (a+b)^{7/2} d}-\frac{4 a^2 b \left (a^2+b^2\right ) \tanh ^{-1}\left (\frac{\sqrt{a-b} \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a+b}}\right )}{(a-b)^{7/2} (a+b)^{7/2} d}-\frac{\sin (c+d x)}{12 (a+b)^2 d (1-\cos (c+d x))^2}-\frac{(a-b) \sin (c+d x)}{4 (a+b)^3 d (1-\cos (c+d x))}-\frac{\sin (c+d x)}{12 (a+b)^2 d (1-\cos (c+d x))}+\frac{\sin (c+d x)}{12 (a-b)^2 d (1+\cos (c+d x))^2}+\frac{\sin (c+d x)}{12 (a-b)^2 d (1+\cos (c+d x))}+\frac{(a+b) \sin (c+d x)}{4 (a-b)^3 d (1+\cos (c+d x))}+\frac{a^3 b^2 \sin (c+d x)}{\left (a^2-b^2\right )^3 d (b+a \cos (c+d x))}\\ \end{align*}
Mathematica [A] time = 1.08097, size = 281, normalized size = 0.82 \[ \frac{\sec ^2(c+d x) (a \cos (c+d x)+b) \left (\frac{24 a^3 b^2 \sin (c+d x)}{(a-b)^3 (a+b)^3}+\frac{48 a^2 b \left (2 a^2+3 b^2\right ) (a \cos (c+d x)+b) \tanh ^{-1}\left (\frac{(b-a) \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a^2-b^2}}\right )}{\left (a^2-b^2\right )^{7/2}}+\frac{4 (2 a+b) \tan \left (\frac{1}{2} (c+d x)\right ) (a \cos (c+d x)+b)}{(a-b)^3}-\frac{4 (2 a-b) \cot \left (\frac{1}{2} (c+d x)\right ) (a \cos (c+d x)+b)}{(a+b)^3}-\frac{\cot \left (\frac{1}{2} (c+d x)\right ) \csc ^2\left (\frac{1}{2} (c+d x)\right ) (a \cos (c+d x)+b)}{(a+b)^2}+\frac{\tan \left (\frac{1}{2} (c+d x)\right ) \sec ^2\left (\frac{1}{2} (c+d x)\right ) (a \cos (c+d x)+b)}{(a-b)^2}\right )}{24 d (a+b \sec (c+d x))^2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.092, size = 242, normalized size = 0.7 \begin{align*}{\frac{1}{d} \left ({\frac{1}{ \left ( 8\,{a}^{2}-16\,ab+8\,{b}^{2} \right ) \left ( a-b \right ) } \left ({\frac{a}{3} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{3}}-{\frac{b}{3} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{3}}+3\,a\tan \left ( 1/2\,dx+c/2 \right ) +b\tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) }+2\,{\frac{{a}^{2}b}{ \left ( a-b \right ) ^{3} \left ( a+b \right ) ^{3}} \left ( -{\frac{\tan \left ( 1/2\,dx+c/2 \right ) ab}{ \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{2}a- \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{2}b-a-b}}-{\frac{2\,{a}^{2}+3\,{b}^{2}}{\sqrt{ \left ( a+b \right ) \left ( a-b \right ) }}{\it Artanh} \left ({\frac{ \left ( a-b \right ) \tan \left ( 1/2\,dx+c/2 \right ) }{\sqrt{ \left ( a+b \right ) \left ( a-b \right ) }}} \right ) } \right ) }-{\frac{1}{24\, \left ( a+b \right ) ^{2}} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{-3}}-{\frac{3\,a-b}{8\, \left ( a+b \right ) ^{3}} \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{-1}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.25787, size = 2268, normalized size = 6.61 \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] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\csc ^{4}{\left (c + d x \right )}}{\left (a + b \sec{\left (c + d x \right )}\right )^{2}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.37596, size = 617, normalized size = 1.8 \begin{align*} -\frac{\frac{48 \, a^{3} b^{2} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )}{{\left (a^{6} - 3 \, a^{4} b^{2} + 3 \, a^{2} b^{4} - b^{6}\right )}{\left (a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} - b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} - a - b\right )}} - \frac{48 \,{\left (2 \, a^{4} b + 3 \, a^{2} b^{3}\right )}{\left (\pi \left \lfloor \frac{d x + c}{2 \, \pi } + \frac{1}{2} \right \rfloor \mathrm{sgn}\left (2 \, a - 2 \, b\right ) + \arctan \left (\frac{a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )}{\sqrt{-a^{2} + b^{2}}}\right )\right )}}{{\left (a^{6} - 3 \, a^{4} b^{2} + 3 \, a^{2} b^{4} - b^{6}\right )} \sqrt{-a^{2} + b^{2}}} - \frac{a^{4} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 4 \, a^{3} b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} + 6 \, a^{2} b^{2} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 4 \, a b^{3} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} + b^{4} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} + 9 \, a^{4} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 24 \, a^{3} b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + 18 \, a^{2} b^{2} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 3 \, b^{4} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )}{a^{6} - 6 \, a^{5} b + 15 \, a^{4} b^{2} - 20 \, a^{3} b^{3} + 15 \, a^{2} b^{4} - 6 \, a b^{5} + b^{6}} + \frac{9 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} - 3 \, b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} + a + b}{{\left (a^{3} + 3 \, a^{2} b + 3 \, a b^{2} + b^{3}\right )} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3}}}{24 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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