Optimal. Leaf size=168 \[ -\frac{4 b e \sqrt{c x-1} \sqrt{c x+1} \left (a+b \cosh ^{-1}(c x)\right )}{9 c^3}+d x \left (a+b \cosh ^{-1}(c x)\right )^2-\frac{2 b d \sqrt{c x-1} \sqrt{c x+1} \left (a+b \cosh ^{-1}(c x)\right )}{c}+\frac{1}{3} e x^3 \left (a+b \cosh ^{-1}(c x)\right )^2-\frac{2 b e x^2 \sqrt{c x-1} \sqrt{c x+1} \left (a+b \cosh ^{-1}(c x)\right )}{9 c}+\frac{4 b^2 e x}{9 c^2}+2 b^2 d x+\frac{2}{27} b^2 e x^3 \]
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Rubi [A] time = 0.573427, antiderivative size = 168, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 7, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.389, Rules used = {5707, 5654, 5718, 8, 5662, 5759, 30} \[ -\frac{4 b e \sqrt{c x-1} \sqrt{c x+1} \left (a+b \cosh ^{-1}(c x)\right )}{9 c^3}+d x \left (a+b \cosh ^{-1}(c x)\right )^2-\frac{2 b d \sqrt{c x-1} \sqrt{c x+1} \left (a+b \cosh ^{-1}(c x)\right )}{c}+\frac{1}{3} e x^3 \left (a+b \cosh ^{-1}(c x)\right )^2-\frac{2 b e x^2 \sqrt{c x-1} \sqrt{c x+1} \left (a+b \cosh ^{-1}(c x)\right )}{9 c}+\frac{4 b^2 e x}{9 c^2}+2 b^2 d x+\frac{2}{27} b^2 e x^3 \]
Antiderivative was successfully verified.
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Rule 5707
Rule 5654
Rule 5718
Rule 8
Rule 5662
Rule 5759
Rule 30
Rubi steps
\begin{align*} \int \left (d+e x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )^2 \, dx &=\int \left (d \left (a+b \cosh ^{-1}(c x)\right )^2+e x^2 \left (a+b \cosh ^{-1}(c x)\right )^2\right ) \, dx\\ &=d \int \left (a+b \cosh ^{-1}(c x)\right )^2 \, dx+e \int x^2 \left (a+b \cosh ^{-1}(c x)\right )^2 \, dx\\ &=d x \left (a+b \cosh ^{-1}(c x)\right )^2+\frac{1}{3} e x^3 \left (a+b \cosh ^{-1}(c x)\right )^2-(2 b c d) \int \frac{x \left (a+b \cosh ^{-1}(c x)\right )}{\sqrt{-1+c x} \sqrt{1+c x}} \, dx-\frac{1}{3} (2 b c e) \int \frac{x^3 \left (a+b \cosh ^{-1}(c x)\right )}{\sqrt{-1+c x} \sqrt{1+c x}} \, dx\\ &=-\frac{2 b d \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{c}-\frac{2 b e x^2 \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{9 c}+d x \left (a+b \cosh ^{-1}(c x)\right )^2+\frac{1}{3} e x^3 \left (a+b \cosh ^{-1}(c x)\right )^2+\left (2 b^2 d\right ) \int 1 \, dx+\frac{1}{9} \left (2 b^2 e\right ) \int x^2 \, dx-\frac{(4 b e) \int \frac{x \left (a+b \cosh ^{-1}(c x)\right )}{\sqrt{-1+c x} \sqrt{1+c x}} \, dx}{9 c}\\ &=2 b^2 d x+\frac{2}{27} b^2 e x^3-\frac{2 b d \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{c}-\frac{4 b e \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{9 c^3}-\frac{2 b e x^2 \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{9 c}+d x \left (a+b \cosh ^{-1}(c x)\right )^2+\frac{1}{3} e x^3 \left (a+b \cosh ^{-1}(c x)\right )^2+\frac{\left (4 b^2 e\right ) \int 1 \, dx}{9 c^2}\\ &=2 b^2 d x+\frac{4 b^2 e x}{9 c^2}+\frac{2}{27} b^2 e x^3-\frac{2 b d \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{c}-\frac{4 b e \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{9 c^3}-\frac{2 b e x^2 \sqrt{-1+c x} \sqrt{1+c x} \left (a+b \cosh ^{-1}(c x)\right )}{9 c}+d x \left (a+b \cosh ^{-1}(c x)\right )^2+\frac{1}{3} e x^3 \left (a+b \cosh ^{-1}(c x)\right )^2\\ \end{align*}
Mathematica [A] time = 0.277127, size = 174, normalized size = 1.04 \[ \frac{9 a^2 c^3 x \left (3 d+e x^2\right )-6 a b \sqrt{c x-1} \sqrt{c x+1} \left (c^2 \left (9 d+e x^2\right )+2 e\right )-6 b \cosh ^{-1}(c x) \left (b \sqrt{c x-1} \sqrt{c x+1} \left (c^2 \left (9 d+e x^2\right )+2 e\right )-3 a c^3 x \left (3 d+e x^2\right )\right )+2 b^2 c x \left (c^2 \left (27 d+e x^2\right )+6 e\right )+9 b^2 c^3 x \cosh ^{-1}(c x)^2 \left (3 d+e x^2\right )}{27 c^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.047, size = 217, normalized size = 1.3 \begin{align*}{\frac{1}{c} \left ({\frac{{a}^{2}}{{c}^{2}} \left ({\frac{{c}^{3}{x}^{3}e}{3}}+{c}^{3}dx \right ) }+{\frac{{b}^{2}}{{c}^{2}} \left ({\frac{e}{27} \left ( 9\, \left ({\rm arccosh} \left (cx\right ) \right ) ^{2}{c}^{3}{x}^{3}-6\,{\rm arccosh} \left (cx\right )\sqrt{cx-1}\sqrt{cx+1}{c}^{2}{x}^{2}-12\,{\rm arccosh} \left (cx\right )\sqrt{cx-1}\sqrt{cx+1}+2\,{c}^{3}{x}^{3}+12\,cx \right ) }+{c}^{2}d \left ( \left ({\rm arccosh} \left (cx\right ) \right ) ^{2}cx-2\,{\rm arccosh} \left (cx\right )\sqrt{cx-1}\sqrt{cx+1}+2\,cx \right ) \right ) }+2\,{\frac{ab \left ( 1/3\,{\rm arccosh} \left (cx\right ){c}^{3}{x}^{3}e+{\rm arccosh} \left (cx\right ){c}^{3}dx-1/9\,\sqrt{cx-1}\sqrt{cx+1} \left ({x}^{2}{c}^{2}e+9\,{c}^{2}d+2\,e \right ) \right ) }{{c}^{2}}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.09262, size = 294, normalized size = 1.75 \begin{align*} \frac{1}{3} \, b^{2} e x^{3} \operatorname{arcosh}\left (c x\right )^{2} + \frac{1}{3} \, a^{2} e x^{3} + b^{2} d x \operatorname{arcosh}\left (c x\right )^{2} + \frac{2}{9} \,{\left (3 \, x^{3} \operatorname{arcosh}\left (c x\right ) - c{\left (\frac{\sqrt{c^{2} x^{2} - 1} x^{2}}{c^{2}} + \frac{2 \, \sqrt{c^{2} x^{2} - 1}}{c^{4}}\right )}\right )} a b e - \frac{2}{27} \,{\left (3 \, c{\left (\frac{\sqrt{c^{2} x^{2} - 1} x^{2}}{c^{2}} + \frac{2 \, \sqrt{c^{2} x^{2} - 1}}{c^{4}}\right )} \operatorname{arcosh}\left (c x\right ) - \frac{c^{2} x^{3} + 6 \, x}{c^{2}}\right )} b^{2} e + 2 \, b^{2} d{\left (x - \frac{\sqrt{c^{2} x^{2} - 1} \operatorname{arcosh}\left (c x\right )}{c}\right )} + a^{2} d x + \frac{2 \,{\left (c x \operatorname{arcosh}\left (c x\right ) - \sqrt{c^{2} x^{2} - 1}\right )} a b d}{c} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.86982, size = 454, normalized size = 2.7 \begin{align*} \frac{{\left (9 \, a^{2} + 2 \, b^{2}\right )} c^{3} e x^{3} + 9 \,{\left (b^{2} c^{3} e x^{3} + 3 \, b^{2} c^{3} d x\right )} \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right )^{2} + 3 \,{\left (9 \,{\left (a^{2} + 2 \, b^{2}\right )} c^{3} d + 4 \, b^{2} c e\right )} x + 6 \,{\left (3 \, a b c^{3} e x^{3} + 9 \, a b c^{3} d x -{\left (b^{2} c^{2} e x^{2} + 9 \, b^{2} c^{2} d + 2 \, b^{2} e\right )} \sqrt{c^{2} x^{2} - 1}\right )} \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right ) - 6 \,{\left (a b c^{2} e x^{2} + 9 \, a b c^{2} d + 2 \, a b e\right )} \sqrt{c^{2} x^{2} - 1}}{27 \, c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 1.8622, size = 286, normalized size = 1.7 \begin{align*} \begin{cases} a^{2} d x + \frac{a^{2} e x^{3}}{3} + 2 a b d x \operatorname{acosh}{\left (c x \right )} + \frac{2 a b e x^{3} \operatorname{acosh}{\left (c x \right )}}{3} - \frac{2 a b d \sqrt{c^{2} x^{2} - 1}}{c} - \frac{2 a b e x^{2} \sqrt{c^{2} x^{2} - 1}}{9 c} - \frac{4 a b e \sqrt{c^{2} x^{2} - 1}}{9 c^{3}} + b^{2} d x \operatorname{acosh}^{2}{\left (c x \right )} + 2 b^{2} d x + \frac{b^{2} e x^{3} \operatorname{acosh}^{2}{\left (c x \right )}}{3} + \frac{2 b^{2} e x^{3}}{27} - \frac{2 b^{2} d \sqrt{c^{2} x^{2} - 1} \operatorname{acosh}{\left (c x \right )}}{c} - \frac{2 b^{2} e x^{2} \sqrt{c^{2} x^{2} - 1} \operatorname{acosh}{\left (c x \right )}}{9 c} + \frac{4 b^{2} e x}{9 c^{2}} - \frac{4 b^{2} e \sqrt{c^{2} x^{2} - 1} \operatorname{acosh}{\left (c x \right )}}{9 c^{3}} & \text{for}\: c \neq 0 \\\left (a + \frac{i \pi b}{2}\right )^{2} \left (d x + \frac{e x^{3}}{3}\right ) & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.77944, size = 373, normalized size = 2.22 \begin{align*} 2 \,{\left (x \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right ) - \frac{\sqrt{c^{2} x^{2} - 1}}{c}\right )} a b d +{\left (x \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right )^{2} + 2 \, c{\left (\frac{x}{c} - \frac{\sqrt{c^{2} x^{2} - 1} \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right )}{c^{2}}\right )}\right )} b^{2} d + a^{2} d x + \frac{1}{27} \,{\left (9 \, a^{2} x^{3} + 6 \,{\left (3 \, x^{3} \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right ) - \frac{{\left (c^{2} x^{2} - 1\right )}^{\frac{3}{2}} + 3 \, \sqrt{c^{2} x^{2} - 1}}{c^{3}}\right )} a b +{\left (9 \, x^{3} \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right )^{2} + 2 \, c{\left (\frac{c^{2} x^{3} + 6 \, x}{c^{3}} - \frac{3 \,{\left ({\left (c^{2} x^{2} - 1\right )}^{\frac{3}{2}} + 3 \, \sqrt{c^{2} x^{2} - 1}\right )} \log \left (c x + \sqrt{c^{2} x^{2} - 1}\right )}{c^{4}}\right )}\right )} b^{2}\right )} e \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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