Integrand size = 12, antiderivative size = 57 \[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=2 b^2 x-\frac {2 b \sqrt {1+(c+d x)^2} (a+b \text {arcsinh}(c+d x))}{d}+\frac {(c+d x) (a+b \text {arcsinh}(c+d x))^2}{d} \]
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Time = 0.06 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {5858, 5772, 5798, 8} \[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=-\frac {2 b \sqrt {(c+d x)^2+1} (a+b \text {arcsinh}(c+d x))}{d}+\frac {(c+d x) (a+b \text {arcsinh}(c+d x))^2}{d}+2 b^2 x \]
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Rule 8
Rule 5772
Rule 5798
Rule 5858
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int (a+b \text {arcsinh}(x))^2 \, dx,x,c+d x\right )}{d} \\ & = \frac {(c+d x) (a+b \text {arcsinh}(c+d x))^2}{d}-\frac {(2 b) \text {Subst}\left (\int \frac {x (a+b \text {arcsinh}(x))}{\sqrt {1+x^2}} \, dx,x,c+d x\right )}{d} \\ & = -\frac {2 b \sqrt {1+(c+d x)^2} (a+b \text {arcsinh}(c+d x))}{d}+\frac {(c+d x) (a+b \text {arcsinh}(c+d x))^2}{d}+\frac {\left (2 b^2\right ) \text {Subst}(\int 1 \, dx,x,c+d x)}{d} \\ & = 2 b^2 x-\frac {2 b \sqrt {1+(c+d x)^2} (a+b \text {arcsinh}(c+d x))}{d}+\frac {(c+d x) (a+b \text {arcsinh}(c+d x))^2}{d} \\ \end{align*}
Time = 0.09 (sec) , antiderivative size = 87, normalized size of antiderivative = 1.53 \[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=\frac {\left (a^2+2 b^2\right ) (c+d x)-2 a b \sqrt {1+(c+d x)^2}+2 b \left (a c+a d x-b \sqrt {1+(c+d x)^2}\right ) \text {arcsinh}(c+d x)+b^2 (c+d x) \text {arcsinh}(c+d x)^2}{d} \]
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Time = 0.13 (sec) , antiderivative size = 88, normalized size of antiderivative = 1.54
method | result | size |
parts | \(a^{2} x +\frac {b^{2} \left (\left (d x +c \right ) \operatorname {arcsinh}\left (d x +c \right )^{2}-2 \,\operatorname {arcsinh}\left (d x +c \right ) \sqrt {1+\left (d x +c \right )^{2}}+2 d x +2 c \right )}{d}+\frac {2 a b \left (\left (d x +c \right ) \operatorname {arcsinh}\left (d x +c \right )-\sqrt {1+\left (d x +c \right )^{2}}\right )}{d}\) | \(88\) |
derivativedivides | \(\frac {\left (d x +c \right ) a^{2}+b^{2} \left (\left (d x +c \right ) \operatorname {arcsinh}\left (d x +c \right )^{2}-2 \,\operatorname {arcsinh}\left (d x +c \right ) \sqrt {1+\left (d x +c \right )^{2}}+2 d x +2 c \right )+2 a b \left (\left (d x +c \right ) \operatorname {arcsinh}\left (d x +c \right )-\sqrt {1+\left (d x +c \right )^{2}}\right )}{d}\) | \(90\) |
default | \(\frac {\left (d x +c \right ) a^{2}+b^{2} \left (\left (d x +c \right ) \operatorname {arcsinh}\left (d x +c \right )^{2}-2 \,\operatorname {arcsinh}\left (d x +c \right ) \sqrt {1+\left (d x +c \right )^{2}}+2 d x +2 c \right )+2 a b \left (\left (d x +c \right ) \operatorname {arcsinh}\left (d x +c \right )-\sqrt {1+\left (d x +c \right )^{2}}\right )}{d}\) | \(90\) |
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Leaf count of result is larger than twice the leaf count of optimal. 141 vs. \(2 (55) = 110\).
Time = 0.27 (sec) , antiderivative size = 141, normalized size of antiderivative = 2.47 \[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=\frac {{\left (a^{2} + 2 \, b^{2}\right )} d x + {\left (b^{2} d x + b^{2} c\right )} \log \left (d x + c + \sqrt {d^{2} x^{2} + 2 \, c d x + c^{2} + 1}\right )^{2} - 2 \, \sqrt {d^{2} x^{2} + 2 \, c d x + c^{2} + 1} a b + 2 \, {\left (a b d x + a b c - \sqrt {d^{2} x^{2} + 2 \, c d x + c^{2} + 1} b^{2}\right )} \log \left (d x + c + \sqrt {d^{2} x^{2} + 2 \, c d x + c^{2} + 1}\right )}{d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 143 vs. \(2 (51) = 102\).
Time = 0.12 (sec) , antiderivative size = 143, normalized size of antiderivative = 2.51 \[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=\begin {cases} a^{2} x + \frac {2 a b c \operatorname {asinh}{\left (c + d x \right )}}{d} + 2 a b x \operatorname {asinh}{\left (c + d x \right )} - \frac {2 a b \sqrt {c^{2} + 2 c d x + d^{2} x^{2} + 1}}{d} + \frac {b^{2} c \operatorname {asinh}^{2}{\left (c + d x \right )}}{d} + b^{2} x \operatorname {asinh}^{2}{\left (c + d x \right )} + 2 b^{2} x - \frac {2 b^{2} \sqrt {c^{2} + 2 c d x + d^{2} x^{2} + 1} \operatorname {asinh}{\left (c + d x \right )}}{d} & \text {for}\: d \neq 0 \\x \left (a + b \operatorname {asinh}{\left (c \right )}\right )^{2} & \text {otherwise} \end {cases} \]
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\[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=\int { {\left (b \operatorname {arsinh}\left (d x + c\right ) + a\right )}^{2} \,d x } \]
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\[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=\int { {\left (b \operatorname {arsinh}\left (d x + c\right ) + a\right )}^{2} \,d x } \]
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Timed out. \[ \int (a+b \text {arcsinh}(c+d x))^2 \, dx=\int {\left (a+b\,\mathrm {asinh}\left (c+d\,x\right )\right )}^2 \,d x \]
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