Integrand size = 16, antiderivative size = 181 \[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=\frac {(d x)^{1+m} (a+b \text {arccosh}(c x))^2}{d (1+m)}-\frac {2 b c (d x)^{2+m} \sqrt {1-c x} (a+b \text {arccosh}(c x)) \operatorname {Hypergeometric2F1}\left (\frac {1}{2},\frac {2+m}{2},\frac {4+m}{2},c^2 x^2\right )}{d^2 (1+m) (2+m) \sqrt {-1+c x}}-\frac {2 b^2 c^2 (d x)^{3+m} \, _3F_2\left (1,\frac {3}{2}+\frac {m}{2},\frac {3}{2}+\frac {m}{2};2+\frac {m}{2},\frac {5}{2}+\frac {m}{2};c^2 x^2\right )}{d^3 (1+m) (2+m) (3+m)} \]
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Time = 0.22 (sec) , antiderivative size = 181, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {5883, 5949} \[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=-\frac {2 b^2 c^2 (d x)^{m+3} \, _3F_2\left (1,\frac {m}{2}+\frac {3}{2},\frac {m}{2}+\frac {3}{2};\frac {m}{2}+2,\frac {m}{2}+\frac {5}{2};c^2 x^2\right )}{d^3 (m+1) (m+2) (m+3)}-\frac {2 b c \sqrt {1-c x} (d x)^{m+2} \operatorname {Hypergeometric2F1}\left (\frac {1}{2},\frac {m+2}{2},\frac {m+4}{2},c^2 x^2\right ) (a+b \text {arccosh}(c x))}{d^2 (m+1) (m+2) \sqrt {c x-1}}+\frac {(d x)^{m+1} (a+b \text {arccosh}(c x))^2}{d (m+1)} \]
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Rule 5883
Rule 5949
Rubi steps \begin{align*} \text {integral}& = \frac {(d x)^{1+m} (a+b \text {arccosh}(c x))^2}{d (1+m)}-\frac {(2 b c) \int \frac {(d x)^{1+m} (a+b \text {arccosh}(c x))}{\sqrt {-1+c x} \sqrt {1+c x}} \, dx}{d (1+m)} \\ & = \frac {(d x)^{1+m} (a+b \text {arccosh}(c x))^2}{d (1+m)}-\frac {2 b c (d x)^{2+m} \sqrt {1-c x} (a+b \text {arccosh}(c x)) \operatorname {Hypergeometric2F1}\left (\frac {1}{2},\frac {2+m}{2},\frac {4+m}{2},c^2 x^2\right )}{d^2 (1+m) (2+m) \sqrt {-1+c x}}-\frac {2 b^2 c^2 (d x)^{3+m} \, _3F_2\left (1,\frac {3}{2}+\frac {m}{2},\frac {3}{2}+\frac {m}{2};2+\frac {m}{2},\frac {5}{2}+\frac {m}{2};c^2 x^2\right )}{d^3 (1+m) (2+m) (3+m)} \\ \end{align*}
Time = 0.18 (sec) , antiderivative size = 164, normalized size of antiderivative = 0.91 \[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=\frac {x (d x)^m \left ((a+b \text {arccosh}(c x))^2-\frac {2 b c x \sqrt {1-c^2 x^2} (a+b \text {arccosh}(c x)) \operatorname {Hypergeometric2F1}\left (\frac {1}{2},\frac {2+m}{2},\frac {4+m}{2},c^2 x^2\right )}{(2+m) \sqrt {-1+c x} \sqrt {1+c x}}-\frac {2 b^2 c^2 x^2 \, _3F_2\left (1,\frac {3}{2}+\frac {m}{2},\frac {3}{2}+\frac {m}{2};2+\frac {m}{2},\frac {5}{2}+\frac {m}{2};c^2 x^2\right )}{6+5 m+m^2}\right )}{1+m} \]
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\[\int \left (d x \right )^{m} \left (a +b \,\operatorname {arccosh}\left (c x \right )\right )^{2}d x\]
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\[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=\int { {\left (b \operatorname {arcosh}\left (c x\right ) + a\right )}^{2} \left (d x\right )^{m} \,d x } \]
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\[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=\int \left (d x\right )^{m} \left (a + b \operatorname {acosh}{\left (c x \right )}\right )^{2}\, dx \]
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\[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=\int { {\left (b \operatorname {arcosh}\left (c x\right ) + a\right )}^{2} \left (d x\right )^{m} \,d x } \]
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\[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=\int { {\left (b \operatorname {arcosh}\left (c x\right ) + a\right )}^{2} \left (d x\right )^{m} \,d x } \]
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Timed out. \[ \int (d x)^m (a+b \text {arccosh}(c x))^2 \, dx=\int {\left (a+b\,\mathrm {acosh}\left (c\,x\right )\right )}^2\,{\left (d\,x\right )}^m \,d x \]
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