Integrand size = 25, antiderivative size = 43 \[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\frac {\sqrt {-1+c x} (a+b \text {arccosh}(c x))^{1+n}}{b c (1+n) \sqrt {1-c x}} \]
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Time = 0.04 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.040, Rules used = {5892} \[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\frac {\sqrt {c x-1} (a+b \text {arccosh}(c x))^{n+1}}{b c (n+1) \sqrt {1-c x}} \]
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Rule 5892
Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt {-1+c x} (a+b \text {arccosh}(c x))^{1+n}}{b c (1+n) \sqrt {1-c x}} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.30 \[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\frac {\sqrt {-1+c x} \sqrt {1+c x} (a+b \text {arccosh}(c x))^{1+n}}{b c (1+n) \sqrt {1-c^2 x^2}} \]
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Time = 0.61 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.23
method | result | size |
default | \(\frac {\sqrt {c x -1}\, \sqrt {c x +1}\, \left (a +b \,\operatorname {arccosh}\left (c x \right )\right )^{1+n}}{b c \left (1+n \right ) \sqrt {-\left (c x -1\right ) \left (c x +1\right )}}\) | \(53\) |
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Leaf count of result is larger than twice the leaf count of optimal. 213 vs. \(2 (39) = 78\).
Time = 0.28 (sec) , antiderivative size = 213, normalized size of antiderivative = 4.95 \[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\frac {{\left (\sqrt {c^{2} x^{2} - 1} \sqrt {-c^{2} x^{2} + 1} b \log \left (c x + \sqrt {c^{2} x^{2} - 1}\right ) + \sqrt {c^{2} x^{2} - 1} \sqrt {-c^{2} x^{2} + 1} a\right )} \cosh \left (n \log \left (b \log \left (c x + \sqrt {c^{2} x^{2} - 1}\right ) + a\right )\right ) + {\left (\sqrt {c^{2} x^{2} - 1} \sqrt {-c^{2} x^{2} + 1} b \log \left (c x + \sqrt {c^{2} x^{2} - 1}\right ) + \sqrt {c^{2} x^{2} - 1} \sqrt {-c^{2} x^{2} + 1} a\right )} \sinh \left (n \log \left (b \log \left (c x + \sqrt {c^{2} x^{2} - 1}\right ) + a\right )\right )}{b c n - {\left (b c^{3} n + b c^{3}\right )} x^{2} + b c} \]
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\[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\int \frac {\left (a + b \operatorname {acosh}{\left (c x \right )}\right )^{n}}{\sqrt {- \left (c x - 1\right ) \left (c x + 1\right )}}\, dx \]
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\[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\int { \frac {{\left (b \operatorname {arcosh}\left (c x\right ) + a\right )}^{n}}{\sqrt {-c^{2} x^{2} + 1}} \,d x } \]
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\[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\int { \frac {{\left (b \operatorname {arcosh}\left (c x\right ) + a\right )}^{n}}{\sqrt {-c^{2} x^{2} + 1}} \,d x } \]
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Timed out. \[ \int \frac {(a+b \text {arccosh}(c x))^n}{\sqrt {1-c^2 x^2}} \, dx=\int \frac {{\left (a+b\,\mathrm {acosh}\left (c\,x\right )\right )}^n}{\sqrt {1-c^2\,x^2}} \,d x \]
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