Optimal. Leaf size=246 \[ -\frac{3 \sqrt{\pi } \sqrt{b} e^{\frac{b c}{d}-a} \text{Erf}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}-\frac{\sqrt{3 \pi } \sqrt{b} e^{\frac{3 b c}{d}-3 a} \text{Erf}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}+\frac{3 \sqrt{\pi } \sqrt{b} e^{a-\frac{b c}{d}} \text{Erfi}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}+\frac{\sqrt{3 \pi } \sqrt{b} e^{3 a-\frac{3 b c}{d}} \text{Erfi}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}-\frac{2 \cosh ^3(a+b x)}{d \sqrt{c+d x}} \]
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Rubi [A] time = 0.421196, antiderivative size = 246, normalized size of antiderivative = 1., number of steps used = 12, number of rules used = 5, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.278, Rules used = {3313, 3308, 2180, 2204, 2205} \[ -\frac{3 \sqrt{\pi } \sqrt{b} e^{\frac{b c}{d}-a} \text{Erf}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}-\frac{\sqrt{3 \pi } \sqrt{b} e^{\frac{3 b c}{d}-3 a} \text{Erf}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}+\frac{3 \sqrt{\pi } \sqrt{b} e^{a-\frac{b c}{d}} \text{Erfi}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}+\frac{\sqrt{3 \pi } \sqrt{b} e^{3 a-\frac{3 b c}{d}} \text{Erfi}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}-\frac{2 \cosh ^3(a+b x)}{d \sqrt{c+d x}} \]
Antiderivative was successfully verified.
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Rule 3313
Rule 3308
Rule 2180
Rule 2204
Rule 2205
Rubi steps
\begin{align*} \int \frac{\cosh ^3(a+b x)}{(c+d x)^{3/2}} \, dx &=-\frac{2 \cosh ^3(a+b x)}{d \sqrt{c+d x}}+\frac{(6 i b) \int \left (-\frac{i \sinh (a+b x)}{4 \sqrt{c+d x}}-\frac{i \sinh (3 a+3 b x)}{4 \sqrt{c+d x}}\right ) \, dx}{d}\\ &=-\frac{2 \cosh ^3(a+b x)}{d \sqrt{c+d x}}+\frac{(3 b) \int \frac{\sinh (a+b x)}{\sqrt{c+d x}} \, dx}{2 d}+\frac{(3 b) \int \frac{\sinh (3 a+3 b x)}{\sqrt{c+d x}} \, dx}{2 d}\\ &=-\frac{2 \cosh ^3(a+b x)}{d \sqrt{c+d x}}+\frac{(3 b) \int \frac{e^{-i (i a+i b x)}}{\sqrt{c+d x}} \, dx}{4 d}-\frac{(3 b) \int \frac{e^{i (i a+i b x)}}{\sqrt{c+d x}} \, dx}{4 d}+\frac{(3 b) \int \frac{e^{-i (3 i a+3 i b x)}}{\sqrt{c+d x}} \, dx}{4 d}-\frac{(3 b) \int \frac{e^{i (3 i a+3 i b x)}}{\sqrt{c+d x}} \, dx}{4 d}\\ &=-\frac{2 \cosh ^3(a+b x)}{d \sqrt{c+d x}}-\frac{(3 b) \operatorname{Subst}\left (\int e^{i \left (3 i a-\frac{3 i b c}{d}\right )-\frac{3 b x^2}{d}} \, dx,x,\sqrt{c+d x}\right )}{2 d^2}-\frac{(3 b) \operatorname{Subst}\left (\int e^{i \left (i a-\frac{i b c}{d}\right )-\frac{b x^2}{d}} \, dx,x,\sqrt{c+d x}\right )}{2 d^2}+\frac{(3 b) \operatorname{Subst}\left (\int e^{-i \left (i a-\frac{i b c}{d}\right )+\frac{b x^2}{d}} \, dx,x,\sqrt{c+d x}\right )}{2 d^2}+\frac{(3 b) \operatorname{Subst}\left (\int e^{-i \left (3 i a-\frac{3 i b c}{d}\right )+\frac{3 b x^2}{d}} \, dx,x,\sqrt{c+d x}\right )}{2 d^2}\\ &=-\frac{2 \cosh ^3(a+b x)}{d \sqrt{c+d x}}-\frac{3 \sqrt{b} e^{-a+\frac{b c}{d}} \sqrt{\pi } \text{erf}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}-\frac{\sqrt{b} e^{-3 a+\frac{3 b c}{d}} \sqrt{3 \pi } \text{erf}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}+\frac{3 \sqrt{b} e^{a-\frac{b c}{d}} \sqrt{\pi } \text{erfi}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}+\frac{\sqrt{b} e^{3 a-\frac{3 b c}{d}} \sqrt{3 \pi } \text{erfi}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )}{4 d^{3/2}}\\ \end{align*}
Mathematica [B] time = 2.73577, size = 717, normalized size = 2.91 \[ \frac{e^{-\frac{3 b (c+d x)}{d}} \left (\sqrt{3} \sqrt{d} e^{\frac{3 b (c+d x)}{d}} \sqrt{-\frac{b (c+d x)}{d}} \cosh \left (3 a-\frac{3 b c}{d}\right ) \text{Gamma}\left (\frac{1}{2},-\frac{3 b (c+d x)}{d}\right )+\sqrt{3} \sqrt{d} e^{\frac{3 b (c+d x)}{d}} \sqrt{\frac{b (c+d x)}{d}} \cosh \left (3 a-\frac{3 b c}{d}\right ) \text{Gamma}\left (\frac{1}{2},\frac{3 b (c+d x)}{d}\right )+3 \sqrt{d} e^{\frac{3 b (c+d x)}{d}} \sqrt{\frac{b (c+d x)}{d}} \cosh \left (a-\frac{b c}{d}\right ) \text{Gamma}\left (\frac{1}{2},\frac{b (c+d x)}{d}\right )-3 \sqrt{d} e^{\frac{3 b (c+d x)}{d}} \sqrt{\frac{b (c+d x)}{d}} \sinh \left (a-\frac{b c}{d}\right ) \text{Gamma}\left (\frac{1}{2},\frac{b (c+d x)}{d}\right )+3 \sqrt{d} e^{\frac{3 b (c+d x)}{d}} \sqrt{-\frac{b (c+d x)}{d}} \text{Gamma}\left (\frac{1}{2},-\frac{b (c+d x)}{d}\right ) \left (\sinh \left (a-\frac{b c}{d}\right )+\cosh \left (a-\frac{b c}{d}\right )\right )+\sqrt{3 \pi } \sqrt{b} \sqrt{c+d x} e^{\frac{3 b (c+d x)}{d}} \sinh \left (3 a-\frac{3 b c}{d}\right ) \text{Erf}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )+\sqrt{3 \pi } \sqrt{b} \sqrt{c+d x} e^{\frac{3 b (c+d x)}{d}} \sinh \left (3 a-\frac{3 b c}{d}\right ) \text{Erfi}\left (\frac{\sqrt{3} \sqrt{b} \sqrt{c+d x}}{\sqrt{d}}\right )-\sqrt{d} e^{\frac{6 b (c+d x)}{d}} \sinh \left (3 a-\frac{3 b c}{d}\right )+3 \sqrt{d} e^{\frac{2 b (c+d x)}{d}} \sinh \left (a-\frac{b c}{d}\right )-3 \sqrt{d} e^{\frac{4 b (c+d x)}{d}} \sinh \left (a-\frac{b c}{d}\right )-\sqrt{d} e^{\frac{6 b (c+d x)}{d}} \cosh \left (3 a-\frac{3 b c}{d}\right )-3 \sqrt{d} e^{\frac{2 b (c+d x)}{d}} \cosh \left (a-\frac{b c}{d}\right )-3 \sqrt{d} e^{\frac{4 b (c+d x)}{d}} \cosh \left (a-\frac{b c}{d}\right )+\sqrt{d} \sinh \left (3 a-\frac{3 b c}{d}\right )-\sqrt{d} \cosh \left (3 a-\frac{3 b c}{d}\right )\right )}{4 d^{3/2} \sqrt{c+d x}} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.155, size = 0, normalized size = 0. \begin{align*} \int{ \left ( \cosh \left ( bx+a \right ) \right ) ^{3} \left ( dx+c \right ) ^{-{\frac{3}{2}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.36259, size = 265, normalized size = 1.08 \begin{align*} -\frac{\frac{\sqrt{3} \sqrt{\frac{{\left (d x + c\right )} b}{d}} e^{\left (\frac{3 \,{\left (b c - a d\right )}}{d}\right )} \Gamma \left (-\frac{1}{2}, \frac{3 \,{\left (d x + c\right )} b}{d}\right )}{\sqrt{d x + c}} + \frac{\sqrt{3} \sqrt{-\frac{{\left (d x + c\right )} b}{d}} e^{\left (-\frac{3 \,{\left (b c - a d\right )}}{d}\right )} \Gamma \left (-\frac{1}{2}, -\frac{3 \,{\left (d x + c\right )} b}{d}\right )}{\sqrt{d x + c}} + \frac{3 \, \sqrt{\frac{{\left (d x + c\right )} b}{d}} e^{\left (-a + \frac{b c}{d}\right )} \Gamma \left (-\frac{1}{2}, \frac{{\left (d x + c\right )} b}{d}\right )}{\sqrt{d x + c}} + \frac{3 \, \sqrt{-\frac{{\left (d x + c\right )} b}{d}} e^{\left (a - \frac{b c}{d}\right )} \Gamma \left (-\frac{1}{2}, -\frac{{\left (d x + c\right )} b}{d}\right )}{\sqrt{d x + c}}}{8 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.37642, size = 3313, normalized size = 13.47 \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{\cosh ^{3}{\left (a + b x \right )}}{\left (c + d x\right )^{\frac{3}{2}}}\, 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*} \int \frac{\cosh \left (b x + a\right )^{3}}{{\left (d x + c\right )}^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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