Integrand size = 14, antiderivative size = 75 \[ \int (c+d x) \sinh ^3(a+b x) \, dx=-\frac {2 (c+d x) \cosh (a+b x)}{3 b}+\frac {2 d \sinh (a+b x)}{3 b^2}+\frac {(c+d x) \cosh (a+b x) \sinh ^2(a+b x)}{3 b}-\frac {d \sinh ^3(a+b x)}{9 b^2} \]
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Time = 0.04 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.214, Rules used = {3391, 3377, 2717} \[ \int (c+d x) \sinh ^3(a+b x) \, dx=-\frac {d \sinh ^3(a+b x)}{9 b^2}+\frac {2 d \sinh (a+b x)}{3 b^2}-\frac {2 (c+d x) \cosh (a+b x)}{3 b}+\frac {(c+d x) \sinh ^2(a+b x) \cosh (a+b x)}{3 b} \]
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Rule 2717
Rule 3377
Rule 3391
Rubi steps \begin{align*} \text {integral}& = \frac {(c+d x) \cosh (a+b x) \sinh ^2(a+b x)}{3 b}-\frac {d \sinh ^3(a+b x)}{9 b^2}-\frac {2}{3} \int (c+d x) \sinh (a+b x) \, dx \\ & = -\frac {2 (c+d x) \cosh (a+b x)}{3 b}+\frac {(c+d x) \cosh (a+b x) \sinh ^2(a+b x)}{3 b}-\frac {d \sinh ^3(a+b x)}{9 b^2}+\frac {(2 d) \int \cosh (a+b x) \, dx}{3 b} \\ & = -\frac {2 (c+d x) \cosh (a+b x)}{3 b}+\frac {2 d \sinh (a+b x)}{3 b^2}+\frac {(c+d x) \cosh (a+b x) \sinh ^2(a+b x)}{3 b}-\frac {d \sinh ^3(a+b x)}{9 b^2} \\ \end{align*}
Time = 0.21 (sec) , antiderivative size = 59, normalized size of antiderivative = 0.79 \[ \int (c+d x) \sinh ^3(a+b x) \, dx=\frac {-27 b (c+d x) \cosh (a+b x)+3 b (c+d x) \cosh (3 (a+b x))+d (27 \sinh (a+b x)-\sinh (3 (a+b x)))}{36 b^2} \]
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Time = 1.41 (sec) , antiderivative size = 63, normalized size of antiderivative = 0.84
method | result | size |
parallelrisch | \(\frac {3 b \left (d x +c \right ) \cosh \left (3 b x +3 a \right )-d \sinh \left (3 b x +3 a \right )-27 b \left (d x +c \right ) \cosh \left (b x +a \right )-24 b c +27 d \sinh \left (b x +a \right )}{36 b^{2}}\) | \(63\) |
risch | \(\frac {\left (3 b d x +3 b c -d \right ) {\mathrm e}^{3 b x +3 a}}{72 b^{2}}-\frac {3 \left (b d x +b c -d \right ) {\mathrm e}^{b x +a}}{8 b^{2}}-\frac {3 \left (b d x +b c +d \right ) {\mathrm e}^{-b x -a}}{8 b^{2}}+\frac {\left (3 b d x +3 b c +d \right ) {\mathrm e}^{-3 b x -3 a}}{72 b^{2}}\) | \(99\) |
derivativedivides | \(\frac {\frac {d \left (-\frac {2 \left (b x +a \right ) \cosh \left (b x +a \right )}{3}+\frac {\left (b x +a \right ) \cosh \left (b x +a \right ) \sinh \left (b x +a \right )^{2}}{3}+\frac {2 \sinh \left (b x +a \right )}{3}-\frac {\sinh \left (b x +a \right )^{3}}{9}\right )}{b}-\frac {d a \left (-\frac {2}{3}+\frac {\sinh \left (b x +a \right )^{2}}{3}\right ) \cosh \left (b x +a \right )}{b}+c \left (-\frac {2}{3}+\frac {\sinh \left (b x +a \right )^{2}}{3}\right ) \cosh \left (b x +a \right )}{b}\) | \(109\) |
default | \(\frac {\frac {d \left (-\frac {2 \left (b x +a \right ) \cosh \left (b x +a \right )}{3}+\frac {\left (b x +a \right ) \cosh \left (b x +a \right ) \sinh \left (b x +a \right )^{2}}{3}+\frac {2 \sinh \left (b x +a \right )}{3}-\frac {\sinh \left (b x +a \right )^{3}}{9}\right )}{b}-\frac {d a \left (-\frac {2}{3}+\frac {\sinh \left (b x +a \right )^{2}}{3}\right ) \cosh \left (b x +a \right )}{b}+c \left (-\frac {2}{3}+\frac {\sinh \left (b x +a \right )^{2}}{3}\right ) \cosh \left (b x +a \right )}{b}\) | \(109\) |
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Time = 0.24 (sec) , antiderivative size = 97, normalized size of antiderivative = 1.29 \[ \int (c+d x) \sinh ^3(a+b x) \, dx=\frac {3 \, {\left (b d x + b c\right )} \cosh \left (b x + a\right )^{3} + 9 \, {\left (b d x + b c\right )} \cosh \left (b x + a\right ) \sinh \left (b x + a\right )^{2} - d \sinh \left (b x + a\right )^{3} - 27 \, {\left (b d x + b c\right )} \cosh \left (b x + a\right ) - 3 \, {\left (d \cosh \left (b x + a\right )^{2} - 9 \, d\right )} \sinh \left (b x + a\right )}{36 \, b^{2}} \]
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Time = 0.24 (sec) , antiderivative size = 126, normalized size of antiderivative = 1.68 \[ \int (c+d x) \sinh ^3(a+b x) \, dx=\begin {cases} \frac {c \sinh ^{2}{\left (a + b x \right )} \cosh {\left (a + b x \right )}}{b} - \frac {2 c \cosh ^{3}{\left (a + b x \right )}}{3 b} + \frac {d x \sinh ^{2}{\left (a + b x \right )} \cosh {\left (a + b x \right )}}{b} - \frac {2 d x \cosh ^{3}{\left (a + b x \right )}}{3 b} - \frac {7 d \sinh ^{3}{\left (a + b x \right )}}{9 b^{2}} + \frac {2 d \sinh {\left (a + b x \right )} \cosh ^{2}{\left (a + b x \right )}}{3 b^{2}} & \text {for}\: b \neq 0 \\\left (c x + \frac {d x^{2}}{2}\right ) \sinh ^{3}{\left (a \right )} & \text {otherwise} \end {cases} \]
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Leaf count of result is larger than twice the leaf count of optimal. 141 vs. \(2 (67) = 134\).
Time = 0.20 (sec) , antiderivative size = 141, normalized size of antiderivative = 1.88 \[ \int (c+d x) \sinh ^3(a+b x) \, dx=\frac {1}{72} \, d {\left (\frac {{\left (3 \, b x e^{\left (3 \, a\right )} - e^{\left (3 \, a\right )}\right )} e^{\left (3 \, b x\right )}}{b^{2}} - \frac {27 \, {\left (b x e^{a} - e^{a}\right )} e^{\left (b x\right )}}{b^{2}} - \frac {27 \, {\left (b x + 1\right )} e^{\left (-b x - a\right )}}{b^{2}} + \frac {{\left (3 \, b x + 1\right )} e^{\left (-3 \, b x - 3 \, a\right )}}{b^{2}}\right )} + \frac {1}{24} \, c {\left (\frac {e^{\left (3 \, b x + 3 \, a\right )}}{b} - \frac {9 \, e^{\left (b x + a\right )}}{b} - \frac {9 \, e^{\left (-b x - a\right )}}{b} + \frac {e^{\left (-3 \, b x - 3 \, a\right )}}{b}\right )} \]
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Time = 0.27 (sec) , antiderivative size = 98, normalized size of antiderivative = 1.31 \[ \int (c+d x) \sinh ^3(a+b x) \, dx=\frac {{\left (3 \, b d x + 3 \, b c - d\right )} e^{\left (3 \, b x + 3 \, a\right )}}{72 \, b^{2}} - \frac {3 \, {\left (b d x + b c - d\right )} e^{\left (b x + a\right )}}{8 \, b^{2}} - \frac {3 \, {\left (b d x + b c + d\right )} e^{\left (-b x - a\right )}}{8 \, b^{2}} + \frac {{\left (3 \, b d x + 3 \, b c + d\right )} e^{\left (-3 \, b x - 3 \, a\right )}}{72 \, b^{2}} \]
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Time = 0.15 (sec) , antiderivative size = 79, normalized size of antiderivative = 1.05 \[ \int (c+d x) \sinh ^3(a+b x) \, dx=\frac {7\,d\,\mathrm {sinh}\left (a+b\,x\right )}{9\,b^2}-\frac {c\,\mathrm {cosh}\left (a+b\,x\right )-\frac {c\,{\mathrm {cosh}\left (a+b\,x\right )}^3}{3}+d\,x\,\mathrm {cosh}\left (a+b\,x\right )-\frac {d\,x\,{\mathrm {cosh}\left (a+b\,x\right )}^3}{3}}{b}-\frac {d\,{\mathrm {cosh}\left (a+b\,x\right )}^2\,\mathrm {sinh}\left (a+b\,x\right )}{9\,b^2} \]
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