Optimal. Leaf size=322 \[ -\frac{\sqrt{\pi } \sqrt{b} e e^{a/b} \text{Erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{16 c^3}-\frac{\sqrt{\frac{\pi }{3}} \sqrt{b} e e^{\frac{3 a}{b}} \text{Erf}\left (\frac{\sqrt{3} \sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{48 c^3}-\frac{\sqrt{\pi } \sqrt{b} e e^{-\frac{a}{b}} \text{Erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{16 c^3}-\frac{\sqrt{\frac{\pi }{3}} \sqrt{b} e e^{-\frac{3 a}{b}} \text{Erfi}\left (\frac{\sqrt{3} \sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{48 c^3}-\frac{\sqrt{\pi } \sqrt{b} d e^{a/b} \text{Erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{\sqrt{\pi } \sqrt{b} d e^{-\frac{a}{b}} \text{Erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}+d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)} \]
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Rubi [A] time = 1.28662, antiderivative size = 322, normalized size of antiderivative = 1., number of steps used = 23, number of rules used = 9, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.45, Rules used = {5707, 5654, 5781, 3307, 2180, 2204, 2205, 5664, 3312} \[ -\frac{\sqrt{\pi } \sqrt{b} e e^{a/b} \text{Erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{16 c^3}-\frac{\sqrt{\frac{\pi }{3}} \sqrt{b} e e^{\frac{3 a}{b}} \text{Erf}\left (\frac{\sqrt{3} \sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{48 c^3}-\frac{\sqrt{\pi } \sqrt{b} e e^{-\frac{a}{b}} \text{Erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{16 c^3}-\frac{\sqrt{\frac{\pi }{3}} \sqrt{b} e e^{-\frac{3 a}{b}} \text{Erfi}\left (\frac{\sqrt{3} \sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{48 c^3}-\frac{\sqrt{\pi } \sqrt{b} d e^{a/b} \text{Erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{\sqrt{\pi } \sqrt{b} d e^{-\frac{a}{b}} \text{Erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}+d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)} \]
Antiderivative was successfully verified.
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Rule 5707
Rule 5654
Rule 5781
Rule 3307
Rule 2180
Rule 2204
Rule 2205
Rule 5664
Rule 3312
Rubi steps
\begin{align*} \int \left (d+e x^2\right ) \sqrt{a+b \cosh ^{-1}(c x)} \, dx &=\int \left (d \sqrt{a+b \cosh ^{-1}(c x)}+e x^2 \sqrt{a+b \cosh ^{-1}(c x)}\right ) \, dx\\ &=d \int \sqrt{a+b \cosh ^{-1}(c x)} \, dx+e \int x^2 \sqrt{a+b \cosh ^{-1}(c x)} \, dx\\ &=d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)}-\frac{1}{2} (b c d) \int \frac{x}{\sqrt{-1+c x} \sqrt{1+c x} \sqrt{a+b \cosh ^{-1}(c x)}} \, dx-\frac{1}{6} (b c e) \int \frac{x^3}{\sqrt{-1+c x} \sqrt{1+c x} \sqrt{a+b \cosh ^{-1}(c x)}} \, dx\\ &=d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)}-\frac{(b d) \operatorname{Subst}\left (\int \frac{\cosh (x)}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{2 c}-\frac{(b e) \operatorname{Subst}\left (\int \frac{\cosh ^3(x)}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{6 c^3}\\ &=d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)}-\frac{(b d) \operatorname{Subst}\left (\int \frac{e^{-x}}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{4 c}-\frac{(b d) \operatorname{Subst}\left (\int \frac{e^x}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{4 c}-\frac{(b e) \operatorname{Subst}\left (\int \left (\frac{3 \cosh (x)}{4 \sqrt{a+b x}}+\frac{\cosh (3 x)}{4 \sqrt{a+b x}}\right ) \, dx,x,\cosh ^{-1}(c x)\right )}{6 c^3}\\ &=d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)}-\frac{d \operatorname{Subst}\left (\int e^{\frac{a}{b}-\frac{x^2}{b}} \, dx,x,\sqrt{a+b \cosh ^{-1}(c x)}\right )}{2 c}-\frac{d \operatorname{Subst}\left (\int e^{-\frac{a}{b}+\frac{x^2}{b}} \, dx,x,\sqrt{a+b \cosh ^{-1}(c x)}\right )}{2 c}-\frac{(b e) \operatorname{Subst}\left (\int \frac{\cosh (3 x)}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{24 c^3}-\frac{(b e) \operatorname{Subst}\left (\int \frac{\cosh (x)}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{8 c^3}\\ &=d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)}-\frac{\sqrt{b} d e^{a/b} \sqrt{\pi } \text{erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{\sqrt{b} d e^{-\frac{a}{b}} \sqrt{\pi } \text{erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{(b e) \operatorname{Subst}\left (\int \frac{e^{-3 x}}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{48 c^3}-\frac{(b e) \operatorname{Subst}\left (\int \frac{e^{3 x}}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{48 c^3}-\frac{(b e) \operatorname{Subst}\left (\int \frac{e^{-x}}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{16 c^3}-\frac{(b e) \operatorname{Subst}\left (\int \frac{e^x}{\sqrt{a+b x}} \, dx,x,\cosh ^{-1}(c x)\right )}{16 c^3}\\ &=d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)}-\frac{\sqrt{b} d e^{a/b} \sqrt{\pi } \text{erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{\sqrt{b} d e^{-\frac{a}{b}} \sqrt{\pi } \text{erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{e \operatorname{Subst}\left (\int e^{\frac{3 a}{b}-\frac{3 x^2}{b}} \, dx,x,\sqrt{a+b \cosh ^{-1}(c x)}\right )}{24 c^3}-\frac{e \operatorname{Subst}\left (\int e^{-\frac{3 a}{b}+\frac{3 x^2}{b}} \, dx,x,\sqrt{a+b \cosh ^{-1}(c x)}\right )}{24 c^3}-\frac{e \operatorname{Subst}\left (\int e^{\frac{a}{b}-\frac{x^2}{b}} \, dx,x,\sqrt{a+b \cosh ^{-1}(c x)}\right )}{8 c^3}-\frac{e \operatorname{Subst}\left (\int e^{-\frac{a}{b}+\frac{x^2}{b}} \, dx,x,\sqrt{a+b \cosh ^{-1}(c x)}\right )}{8 c^3}\\ &=d x \sqrt{a+b \cosh ^{-1}(c x)}+\frac{1}{3} e x^3 \sqrt{a+b \cosh ^{-1}(c x)}-\frac{\sqrt{b} d e^{a/b} \sqrt{\pi } \text{erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{\sqrt{b} e e^{a/b} \sqrt{\pi } \text{erf}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{16 c^3}-\frac{\sqrt{b} e e^{\frac{3 a}{b}} \sqrt{\frac{\pi }{3}} \text{erf}\left (\frac{\sqrt{3} \sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{48 c^3}-\frac{\sqrt{b} d e^{-\frac{a}{b}} \sqrt{\pi } \text{erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{4 c}-\frac{\sqrt{b} e e^{-\frac{a}{b}} \sqrt{\pi } \text{erfi}\left (\frac{\sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{16 c^3}-\frac{\sqrt{b} e e^{-\frac{3 a}{b}} \sqrt{\frac{\pi }{3}} \text{erfi}\left (\frac{\sqrt{3} \sqrt{a+b \cosh ^{-1}(c x)}}{\sqrt{b}}\right )}{48 c^3}\\ \end{align*}
Mathematica [A] time = 2.6717, size = 317, normalized size = 0.98 \[ \frac{e e^{-\frac{3 a}{b}} \sqrt{a+b \cosh ^{-1}(c x)} \left (9 e^{\frac{4 a}{b}} \sqrt{-\frac{a+b \cosh ^{-1}(c x)}{b}} \text{Gamma}\left (\frac{3}{2},\frac{a}{b}+\cosh ^{-1}(c x)\right )+\sqrt{3} \sqrt{\frac{a}{b}+\cosh ^{-1}(c x)} \text{Gamma}\left (\frac{3}{2},-\frac{3 \left (a+b \cosh ^{-1}(c x)\right )}{b}\right )+9 e^{\frac{2 a}{b}} \sqrt{\frac{a}{b}+\cosh ^{-1}(c x)} \text{Gamma}\left (\frac{3}{2},-\frac{a+b \cosh ^{-1}(c x)}{b}\right )+\sqrt{3} e^{\frac{6 a}{b}} \sqrt{-\frac{a+b \cosh ^{-1}(c x)}{b}} \text{Gamma}\left (\frac{3}{2},\frac{3 \left (a+b \cosh ^{-1}(c x)\right )}{b}\right )\right )}{72 c^3 \sqrt{-\frac{\left (a+b \cosh ^{-1}(c x)\right )^2}{b^2}}}+\frac{d e^{-\frac{a}{b}} \sqrt{a+b \cosh ^{-1}(c x)} \left (\frac{e^{\frac{2 a}{b}} \text{Gamma}\left (\frac{3}{2},\frac{a}{b}+\cosh ^{-1}(c x)\right )}{\sqrt{\frac{a}{b}+\cosh ^{-1}(c x)}}+\frac{\text{Gamma}\left (\frac{3}{2},-\frac{a+b \cosh ^{-1}(c x)}{b}\right )}{\sqrt{-\frac{a+b \cosh ^{-1}(c x)}{b}}}\right )}{2 c} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.119, size = 0, normalized size = 0. \begin{align*} \int \left ( e{x}^{2}+d \right ) \sqrt{a+b{\rm arccosh} \left (cx\right )}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (e x^{2} + d\right )} \sqrt{b \operatorname{arcosh}\left (c x\right ) + a}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: UnboundLocalError} \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 \sqrt{a + b \operatorname{acosh}{\left (c x \right )}} \left (d + e x^{2}\right )\, dx \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*} \mathit{sage}_{0} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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