Optimal. Leaf size=343 \[ -\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}-\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e} \cot (c+d x)-\sqrt{2} \sqrt{e \cot (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d e^{7/2}}+\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e} \cot (c+d x)+\sqrt{2} \sqrt{e \cot (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d e^{7/2}}+\frac{(a+b) \left (a^2-4 a b+b^2\right ) \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d e^{7/2}}-\frac{(a+b) \left (a^2-4 a b+b^2\right ) \tan ^{-1}\left (\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}+1\right )}{\sqrt{2} d e^{7/2}}+\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}} \]
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Rubi [A] time = 0.561405, antiderivative size = 343, normalized size of antiderivative = 1., number of steps used = 13, number of rules used = 10, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.4, Rules used = {3565, 3628, 3529, 3534, 1168, 1162, 617, 204, 1165, 628} \[ -\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}-\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e} \cot (c+d x)-\sqrt{2} \sqrt{e \cot (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d e^{7/2}}+\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e} \cot (c+d x)+\sqrt{2} \sqrt{e \cot (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d e^{7/2}}+\frac{(a+b) \left (a^2-4 a b+b^2\right ) \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d e^{7/2}}-\frac{(a+b) \left (a^2-4 a b+b^2\right ) \tan ^{-1}\left (\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}+1\right )}{\sqrt{2} d e^{7/2}}+\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}} \]
Antiderivative was successfully verified.
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Rule 3565
Rule 3628
Rule 3529
Rule 3534
Rule 1168
Rule 1162
Rule 617
Rule 204
Rule 1165
Rule 628
Rubi steps
\begin{align*} \int \frac{(a+b \cot (c+d x))^3}{(e \cot (c+d x))^{7/2}} \, dx &=\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{2 \int \frac{-6 a^2 b e^2+\frac{5}{2} a \left (a^2-3 b^2\right ) e^2 \cot (c+d x)+\frac{1}{2} b \left (3 a^2-5 b^2\right ) e^2 \cot ^2(c+d x)}{(e \cot (c+d x))^{5/2}} \, dx}{5 e^3}\\ &=\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{2 \int \frac{\frac{5}{2} a \left (a^2-3 b^2\right ) e^3+\frac{5}{2} b \left (3 a^2-b^2\right ) e^3 \cot (c+d x)}{(e \cot (c+d x))^{3/2}} \, dx}{5 e^5}\\ &=\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}-\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{2 \int \frac{\frac{5}{2} b \left (3 a^2-b^2\right ) e^4-\frac{5}{2} a \left (a^2-3 b^2\right ) e^4 \cot (c+d x)}{\sqrt{e \cot (c+d x)}} \, dx}{5 e^7}\\ &=\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}-\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{4 \operatorname{Subst}\left (\int \frac{-\frac{5}{2} b \left (3 a^2-b^2\right ) e^5+\frac{5}{2} a \left (a^2-3 b^2\right ) e^4 x^2}{e^2+x^4} \, dx,x,\sqrt{e \cot (c+d x)}\right )}{5 d e^7}\\ &=\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}-\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{\left ((a+b) \left (a^2-4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{e+x^2}{e^2+x^4} \, dx,x,\sqrt{e \cot (c+d x)}\right )}{d e^3}+\frac{\left ((a-b) \left (a^2+4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{e-x^2}{e^2+x^4} \, dx,x,\sqrt{e \cot (c+d x)}\right )}{d e^3}\\ &=\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}-\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{\left ((a-b) \left (a^2+4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{\sqrt{2} \sqrt{e}+2 x}{-e-\sqrt{2} \sqrt{e} x-x^2} \, dx,x,\sqrt{e \cot (c+d x)}\right )}{2 \sqrt{2} d e^{7/2}}-\frac{\left ((a-b) \left (a^2+4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{\sqrt{2} \sqrt{e}-2 x}{-e+\sqrt{2} \sqrt{e} x-x^2} \, dx,x,\sqrt{e \cot (c+d x)}\right )}{2 \sqrt{2} d e^{7/2}}-\frac{\left ((a+b) \left (a^2-4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{1}{e-\sqrt{2} \sqrt{e} x+x^2} \, dx,x,\sqrt{e \cot (c+d x)}\right )}{2 d e^3}-\frac{\left ((a+b) \left (a^2-4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{1}{e+\sqrt{2} \sqrt{e} x+x^2} \, dx,x,\sqrt{e \cot (c+d x)}\right )}{2 d e^3}\\ &=\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}-\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e}+\sqrt{e} \cot (c+d x)-\sqrt{2} \sqrt{e \cot (c+d x)}\right )}{2 \sqrt{2} d e^{7/2}}+\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e}+\sqrt{e} \cot (c+d x)+\sqrt{2} \sqrt{e \cot (c+d x)}\right )}{2 \sqrt{2} d e^{7/2}}-\frac{\left ((a+b) \left (a^2-4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1-\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d e^{7/2}}+\frac{\left ((a+b) \left (a^2-4 a b+b^2\right )\right ) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1+\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d e^{7/2}}\\ &=\frac{(a+b) \left (a^2-4 a b+b^2\right ) \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d e^{7/2}}-\frac{(a+b) \left (a^2-4 a b+b^2\right ) \tan ^{-1}\left (1+\frac{\sqrt{2} \sqrt{e \cot (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d e^{7/2}}+\frac{8 a^2 b}{5 d e^2 (e \cot (c+d x))^{3/2}}-\frac{2 a \left (a^2-3 b^2\right )}{d e^3 \sqrt{e \cot (c+d x)}}+\frac{2 a^2 (a+b \cot (c+d x))}{5 d e (e \cot (c+d x))^{5/2}}-\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e}+\sqrt{e} \cot (c+d x)-\sqrt{2} \sqrt{e \cot (c+d x)}\right )}{2 \sqrt{2} d e^{7/2}}+\frac{(a-b) \left (a^2+4 a b+b^2\right ) \log \left (\sqrt{e}+\sqrt{e} \cot (c+d x)+\sqrt{2} \sqrt{e \cot (c+d x)}\right )}{2 \sqrt{2} d e^{7/2}}\\ \end{align*}
Mathematica [C] time = 0.614405, size = 108, normalized size = 0.31 \[ \frac{2 \left (3 a \left (a^2-3 b^2\right ) \text{Hypergeometric2F1}\left (-\frac{5}{4},1,-\frac{1}{4},-\cot ^2(c+d x)\right )+b \left (5 \left (3 a^2-b^2\right ) \cot (c+d x) \text{Hypergeometric2F1}\left (-\frac{3}{4},1,\frac{1}{4},-\cot ^2(c+d x)\right )+b (9 a+5 b \cot (c+d x))\right )\right )}{15 d e (e \cot (c+d x))^{5/2}} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.075, size = 786, normalized size = 2.3 \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 [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 [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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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 [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (b \cot \left (d x + c\right ) + a\right )}^{3}}{\left (e \cot \left (d x + c\right )\right )^{\frac{7}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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