Optimal. Leaf size=267 \[ -\frac{d \left (1-a^2 x^2\right )^2 \left (35 a^4 c^2+42 a^2 c d+15 d^2\right )}{105 a^7 \sqrt{a x-1} \sqrt{a x+1}}+\frac{\left (1-a^2 x^2\right ) \left (35 a^4 c^2 d+35 a^6 c^3+21 a^2 c d^2+5 d^3\right )}{35 a^7 \sqrt{a x-1} \sqrt{a x+1}}+\frac{3 d^2 \left (1-a^2 x^2\right )^3 \left (7 a^2 c+5 d\right )}{175 a^7 \sqrt{a x-1} \sqrt{a x+1}}-\frac{d^3 \left (1-a^2 x^2\right )^4}{49 a^7 \sqrt{a x-1} \sqrt{a x+1}}+c^2 d x^3 \cosh ^{-1}(a x)+c^3 x \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x) \]
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Rubi [A] time = 0.350182, antiderivative size = 267, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 6, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.429, Rules used = {194, 5705, 12, 1610, 1799, 1850} \[ -\frac{d \left (1-a^2 x^2\right )^2 \left (35 a^4 c^2+42 a^2 c d+15 d^2\right )}{105 a^7 \sqrt{a x-1} \sqrt{a x+1}}+\frac{\left (1-a^2 x^2\right ) \left (35 a^4 c^2 d+35 a^6 c^3+21 a^2 c d^2+5 d^3\right )}{35 a^7 \sqrt{a x-1} \sqrt{a x+1}}+\frac{3 d^2 \left (1-a^2 x^2\right )^3 \left (7 a^2 c+5 d\right )}{175 a^7 \sqrt{a x-1} \sqrt{a x+1}}-\frac{d^3 \left (1-a^2 x^2\right )^4}{49 a^7 \sqrt{a x-1} \sqrt{a x+1}}+c^2 d x^3 \cosh ^{-1}(a x)+c^3 x \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x) \]
Antiderivative was successfully verified.
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Rule 194
Rule 5705
Rule 12
Rule 1610
Rule 1799
Rule 1850
Rubi steps
\begin{align*} \int \left (c+d x^2\right )^3 \cosh ^{-1}(a x) \, dx &=c^3 x \cosh ^{-1}(a x)+c^2 d x^3 \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x)-a \int \frac{x \left (35 c^3+35 c^2 d x^2+21 c d^2 x^4+5 d^3 x^6\right )}{35 \sqrt{-1+a x} \sqrt{1+a x}} \, dx\\ &=c^3 x \cosh ^{-1}(a x)+c^2 d x^3 \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x)-\frac{1}{35} a \int \frac{x \left (35 c^3+35 c^2 d x^2+21 c d^2 x^4+5 d^3 x^6\right )}{\sqrt{-1+a x} \sqrt{1+a x}} \, dx\\ &=c^3 x \cosh ^{-1}(a x)+c^2 d x^3 \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x)-\frac{\left (a \sqrt{-1+a^2 x^2}\right ) \int \frac{x \left (35 c^3+35 c^2 d x^2+21 c d^2 x^4+5 d^3 x^6\right )}{\sqrt{-1+a^2 x^2}} \, dx}{35 \sqrt{-1+a x} \sqrt{1+a x}}\\ &=c^3 x \cosh ^{-1}(a x)+c^2 d x^3 \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x)-\frac{\left (a \sqrt{-1+a^2 x^2}\right ) \operatorname{Subst}\left (\int \frac{35 c^3+35 c^2 d x+21 c d^2 x^2+5 d^3 x^3}{\sqrt{-1+a^2 x}} \, dx,x,x^2\right )}{70 \sqrt{-1+a x} \sqrt{1+a x}}\\ &=c^3 x \cosh ^{-1}(a x)+c^2 d x^3 \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x)-\frac{\left (a \sqrt{-1+a^2 x^2}\right ) \operatorname{Subst}\left (\int \left (\frac{35 a^6 c^3+35 a^4 c^2 d+21 a^2 c d^2+5 d^3}{a^6 \sqrt{-1+a^2 x}}+\frac{d \left (35 a^4 c^2+42 a^2 c d+15 d^2\right ) \sqrt{-1+a^2 x}}{a^6}+\frac{3 d^2 \left (7 a^2 c+5 d\right ) \left (-1+a^2 x\right )^{3/2}}{a^6}+\frac{5 d^3 \left (-1+a^2 x\right )^{5/2}}{a^6}\right ) \, dx,x,x^2\right )}{70 \sqrt{-1+a x} \sqrt{1+a x}}\\ &=\frac{\left (35 a^6 c^3+35 a^4 c^2 d+21 a^2 c d^2+5 d^3\right ) \left (1-a^2 x^2\right )}{35 a^7 \sqrt{-1+a x} \sqrt{1+a x}}-\frac{d \left (35 a^4 c^2+42 a^2 c d+15 d^2\right ) \left (1-a^2 x^2\right )^2}{105 a^7 \sqrt{-1+a x} \sqrt{1+a x}}+\frac{3 d^2 \left (7 a^2 c+5 d\right ) \left (1-a^2 x^2\right )^3}{175 a^7 \sqrt{-1+a x} \sqrt{1+a x}}-\frac{d^3 \left (1-a^2 x^2\right )^4}{49 a^7 \sqrt{-1+a x} \sqrt{1+a x}}+c^3 x \cosh ^{-1}(a x)+c^2 d x^3 \cosh ^{-1}(a x)+\frac{3}{5} c d^2 x^5 \cosh ^{-1}(a x)+\frac{1}{7} d^3 x^7 \cosh ^{-1}(a x)\\ \end{align*}
Mathematica [A] time = 0.195587, size = 154, normalized size = 0.58 \[ \frac{1}{35} x \cosh ^{-1}(a x) \left (35 c^2 d x^2+35 c^3+21 c d^2 x^4+5 d^3 x^6\right )-\frac{\sqrt{a x-1} \sqrt{a x+1} \left (a^6 \left (1225 c^2 d x^2+3675 c^3+441 c d^2 x^4+75 d^3 x^6\right )+2 a^4 d \left (1225 c^2+294 c d x^2+45 d^2 x^4\right )+24 a^2 d^2 \left (49 c+5 d x^2\right )+240 d^3\right )}{3675 a^7} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.012, size = 176, normalized size = 0.7 \begin{align*}{\frac{1}{a} \left ({\frac{a{\rm arccosh} \left (ax\right ){d}^{3}{x}^{7}}{7}}+{\frac{3\,a{\rm arccosh} \left (ax\right )c{d}^{2}{x}^{5}}{5}}+a{\rm arccosh} \left (ax\right ){c}^{2}d{x}^{3}+{\rm arccosh} \left (ax\right ){c}^{3}ax-{\frac{75\,{a}^{6}{d}^{3}{x}^{6}+441\,{a}^{6}c{d}^{2}{x}^{4}+1225\,{a}^{6}{c}^{2}d{x}^{2}+90\,{a}^{4}{d}^{3}{x}^{4}+3675\,{a}^{6}{c}^{3}+588\,{a}^{4}c{d}^{2}{x}^{2}+2450\,{a}^{4}{c}^{2}d+120\,{a}^{2}{d}^{3}{x}^{2}+1176\,{a}^{2}c{d}^{2}+240\,{d}^{3}}{3675\,{a}^{6}}\sqrt{ax-1}\sqrt{ax+1}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.11726, size = 347, normalized size = 1.3 \begin{align*} -\frac{1}{3675} \,{\left (\frac{75 \, \sqrt{a^{2} x^{2} - 1} d^{3} x^{6}}{a^{2}} + \frac{441 \, \sqrt{a^{2} x^{2} - 1} c d^{2} x^{4}}{a^{2}} + \frac{1225 \, \sqrt{a^{2} x^{2} - 1} c^{2} d x^{2}}{a^{2}} + \frac{90 \, \sqrt{a^{2} x^{2} - 1} d^{3} x^{4}}{a^{4}} + \frac{3675 \, \sqrt{a^{2} x^{2} - 1} c^{3}}{a^{2}} + \frac{588 \, \sqrt{a^{2} x^{2} - 1} c d^{2} x^{2}}{a^{4}} + \frac{2450 \, \sqrt{a^{2} x^{2} - 1} c^{2} d}{a^{4}} + \frac{120 \, \sqrt{a^{2} x^{2} - 1} d^{3} x^{2}}{a^{6}} + \frac{1176 \, \sqrt{a^{2} x^{2} - 1} c d^{2}}{a^{6}} + \frac{240 \, \sqrt{a^{2} x^{2} - 1} d^{3}}{a^{8}}\right )} a + \frac{1}{35} \,{\left (5 \, d^{3} x^{7} + 21 \, c d^{2} x^{5} + 35 \, c^{2} d x^{3} + 35 \, c^{3} x\right )} \operatorname{arcosh}\left (a x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.22104, size = 406, normalized size = 1.52 \begin{align*} \frac{105 \,{\left (5 \, a^{7} d^{3} x^{7} + 21 \, a^{7} c d^{2} x^{5} + 35 \, a^{7} c^{2} d x^{3} + 35 \, a^{7} c^{3} x\right )} \log \left (a x + \sqrt{a^{2} x^{2} - 1}\right ) -{\left (75 \, a^{6} d^{3} x^{6} + 3675 \, a^{6} c^{3} + 2450 \, a^{4} c^{2} d + 1176 \, a^{2} c d^{2} + 9 \,{\left (49 \, a^{6} c d^{2} + 10 \, a^{4} d^{3}\right )} x^{4} + 240 \, d^{3} +{\left (1225 \, a^{6} c^{2} d + 588 \, a^{4} c d^{2} + 120 \, a^{2} d^{3}\right )} x^{2}\right )} \sqrt{a^{2} x^{2} - 1}}{3675 \, a^{7}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 9.39132, size = 328, normalized size = 1.23 \begin{align*} \begin{cases} c^{3} x \operatorname{acosh}{\left (a x \right )} + c^{2} d x^{3} \operatorname{acosh}{\left (a x \right )} + \frac{3 c d^{2} x^{5} \operatorname{acosh}{\left (a x \right )}}{5} + \frac{d^{3} x^{7} \operatorname{acosh}{\left (a x \right )}}{7} - \frac{c^{3} \sqrt{a^{2} x^{2} - 1}}{a} - \frac{c^{2} d x^{2} \sqrt{a^{2} x^{2} - 1}}{3 a} - \frac{3 c d^{2} x^{4} \sqrt{a^{2} x^{2} - 1}}{25 a} - \frac{d^{3} x^{6} \sqrt{a^{2} x^{2} - 1}}{49 a} - \frac{2 c^{2} d \sqrt{a^{2} x^{2} - 1}}{3 a^{3}} - \frac{4 c d^{2} x^{2} \sqrt{a^{2} x^{2} - 1}}{25 a^{3}} - \frac{6 d^{3} x^{4} \sqrt{a^{2} x^{2} - 1}}{245 a^{3}} - \frac{8 c d^{2} \sqrt{a^{2} x^{2} - 1}}{25 a^{5}} - \frac{8 d^{3} x^{2} \sqrt{a^{2} x^{2} - 1}}{245 a^{5}} - \frac{16 d^{3} \sqrt{a^{2} x^{2} - 1}}{245 a^{7}} & \text{for}\: a \neq 0 \\\frac{i \pi \left (c^{3} x + c^{2} d x^{3} + \frac{3 c d^{2} x^{5}}{5} + \frac{d^{3} x^{7}}{7}\right )}{2} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.13379, size = 325, normalized size = 1.22 \begin{align*} \frac{1}{35} \,{\left (5 \, d^{3} x^{7} + 21 \, c d^{2} x^{5} + 35 \, c^{2} d x^{3} + 35 \, c^{3} x\right )} \log \left (a x + \sqrt{a^{2} x^{2} - 1}\right ) - \frac{3675 \, \sqrt{a^{2} x^{2} - 1} a^{6} c^{3} + 1225 \,{\left (a^{2} x^{2} - 1\right )}^{\frac{3}{2}} a^{4} c^{2} d + 3675 \, \sqrt{a^{2} x^{2} - 1} a^{4} c^{2} d + 441 \,{\left (a^{2} x^{2} - 1\right )}^{\frac{5}{2}} a^{2} c d^{2} + 1470 \,{\left (a^{2} x^{2} - 1\right )}^{\frac{3}{2}} a^{2} c d^{2} + 75 \,{\left (a^{2} x^{2} - 1\right )}^{\frac{7}{2}} d^{3} + 2205 \, \sqrt{a^{2} x^{2} - 1} a^{2} c d^{2} + 315 \,{\left (a^{2} x^{2} - 1\right )}^{\frac{5}{2}} d^{3} + 525 \,{\left (a^{2} x^{2} - 1\right )}^{\frac{3}{2}} d^{3} + 525 \, \sqrt{a^{2} x^{2} - 1} d^{3}}{3675 \, a^{7}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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