Integrand size = 30, antiderivative size = 13 \[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=-\frac {1}{b \text {arcsinh}(a+b x)} \]
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Time = 0.06 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {5860, 5783} \[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=-\frac {1}{b \text {arcsinh}(a+b x)} \]
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Rule 5783
Rule 5860
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {1}{\sqrt {1+x^2} \text {arcsinh}(x)^2} \, dx,x,a+b x\right )}{b} \\ & = -\frac {1}{b \text {arcsinh}(a+b x)} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=-\frac {1}{b \text {arcsinh}(a+b x)} \]
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Time = 0.72 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.08
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Leaf count of result is larger than twice the leaf count of optimal. 32 vs. \(2 (13) = 26\).
Time = 0.25 (sec) , antiderivative size = 32, normalized size of antiderivative = 2.46 \[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=-\frac {1}{b \log \left (b x + a + \sqrt {b^{2} x^{2} + 2 \, a b x + a^{2} + 1}\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 26 vs. \(2 (10) = 20\).
Time = 0.51 (sec) , antiderivative size = 26, normalized size of antiderivative = 2.00 \[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=\begin {cases} - \frac {1}{b \operatorname {asinh}{\left (a + b x \right )}} & \text {for}\: b \neq 0 \\\frac {x}{\sqrt {a^{2} + 1} \operatorname {asinh}^{2}{\left (a \right )}} & \text {otherwise} \end {cases} \]
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Leaf count of result is larger than twice the leaf count of optimal. 150 vs. \(2 (13) = 26\).
Time = 0.33 (sec) , antiderivative size = 150, normalized size of antiderivative = 11.54 \[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=-\frac {b^{3} x^{3} + 3 \, a b^{2} x^{2} + a^{3} + {\left (3 \, a^{2} b + b\right )} x + {\left (b^{2} x^{2} + 2 \, a b x + a^{2} + 1\right )}^{\frac {3}{2}} + a}{{\left ({\left (b^{2} x^{2} + 2 \, a b x + a^{2} + 1\right )} {\left (b^{2} x + a b\right )} + {\left (b^{3} x^{2} + 2 \, a b^{2} x + a^{2} b + b\right )} \sqrt {b^{2} x^{2} + 2 \, a b x + a^{2} + 1}\right )} \log \left (b x + a + \sqrt {b^{2} x^{2} + 2 \, a b x + a^{2} + 1}\right )} \]
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\[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=\int { \frac {1}{\sqrt {b^{2} x^{2} + 2 \, a b x + a^{2} + 1} \operatorname {arsinh}\left (b x + a\right )^{2}} \,d x } \]
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Time = 2.63 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\sqrt {1+a^2+2 a b x+b^2 x^2} \text {arcsinh}(a+b x)^2} \, dx=-\frac {1}{b\,\mathrm {asinh}\left (a+b\,x\right )} \]
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