Integrand size = 17, antiderivative size = 74 \[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=-\frac {a \cosh (c+d x)}{2 x^2}+b \cosh (c) \text {Chi}(d x)+\frac {1}{2} a d^2 \cosh (c) \text {Chi}(d x)-\frac {a d \sinh (c+d x)}{2 x}+b \sinh (c) \text {Shi}(d x)+\frac {1}{2} a d^2 \sinh (c) \text {Shi}(d x) \]
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Time = 0.13 (sec) , antiderivative size = 74, normalized size of antiderivative = 1.00, number of steps used = 10, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.294, Rules used = {5395, 3378, 3384, 3379, 3382} \[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=\frac {1}{2} a d^2 \cosh (c) \text {Chi}(d x)+\frac {1}{2} a d^2 \sinh (c) \text {Shi}(d x)-\frac {a \cosh (c+d x)}{2 x^2}-\frac {a d \sinh (c+d x)}{2 x}+b \cosh (c) \text {Chi}(d x)+b \sinh (c) \text {Shi}(d x) \]
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Rule 3378
Rule 3379
Rule 3382
Rule 3384
Rule 5395
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {a \cosh (c+d x)}{x^3}+\frac {b \cosh (c+d x)}{x}\right ) \, dx \\ & = a \int \frac {\cosh (c+d x)}{x^3} \, dx+b \int \frac {\cosh (c+d x)}{x} \, dx \\ & = -\frac {a \cosh (c+d x)}{2 x^2}+\frac {1}{2} (a d) \int \frac {\sinh (c+d x)}{x^2} \, dx+(b \cosh (c)) \int \frac {\cosh (d x)}{x} \, dx+(b \sinh (c)) \int \frac {\sinh (d x)}{x} \, dx \\ & = -\frac {a \cosh (c+d x)}{2 x^2}+b \cosh (c) \text {Chi}(d x)-\frac {a d \sinh (c+d x)}{2 x}+b \sinh (c) \text {Shi}(d x)+\frac {1}{2} \left (a d^2\right ) \int \frac {\cosh (c+d x)}{x} \, dx \\ & = -\frac {a \cosh (c+d x)}{2 x^2}+b \cosh (c) \text {Chi}(d x)-\frac {a d \sinh (c+d x)}{2 x}+b \sinh (c) \text {Shi}(d x)+\frac {1}{2} \left (a d^2 \cosh (c)\right ) \int \frac {\cosh (d x)}{x} \, dx+\frac {1}{2} \left (a d^2 \sinh (c)\right ) \int \frac {\sinh (d x)}{x} \, dx \\ & = -\frac {a \cosh (c+d x)}{2 x^2}+b \cosh (c) \text {Chi}(d x)+\frac {1}{2} a d^2 \cosh (c) \text {Chi}(d x)-\frac {a d \sinh (c+d x)}{2 x}+b \sinh (c) \text {Shi}(d x)+\frac {1}{2} a d^2 \sinh (c) \text {Shi}(d x) \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.08 \[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=b \cosh (c) \text {Chi}(d x)-\frac {a \cosh (d x) (\cosh (c)+d x \sinh (c))}{2 x^2}-\frac {a (d x \cosh (c)+\sinh (c)) \sinh (d x)}{2 x^2}+b \sinh (c) \text {Shi}(d x)+\frac {1}{2} a d^2 (\cosh (c) \text {Chi}(d x)+\sinh (c) \text {Shi}(d x)) \]
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Time = 0.09 (sec) , antiderivative size = 112, normalized size of antiderivative = 1.51
method | result | size |
risch | \(-\frac {{\mathrm e}^{c} \operatorname {Ei}_{1}\left (-d x \right ) a \,d^{2} x^{2}+{\mathrm e}^{-c} \operatorname {Ei}_{1}\left (d x \right ) a \,d^{2} x^{2}+2 \,{\mathrm e}^{c} \operatorname {Ei}_{1}\left (-d x \right ) b \,x^{2}+2 \,{\mathrm e}^{-c} \operatorname {Ei}_{1}\left (d x \right ) b \,x^{2}-{\mathrm e}^{-d x -c} a d x +{\mathrm e}^{d x +c} a d x +{\mathrm e}^{-d x -c} a +a \,{\mathrm e}^{d x +c}}{4 x^{2}}\) | \(112\) |
meijerg | \(\frac {b \cosh \left (c \right ) \sqrt {\pi }\, \left (\frac {2 \gamma +2 \ln \left (x \right )+2 \ln \left (i d \right )}{\sqrt {\pi }}+\frac {2 \,\operatorname {Chi}\left (d x \right )-2 \ln \left (d x \right )-2 \gamma }{\sqrt {\pi }}\right )}{2}+b \,\operatorname {Shi}\left (d x \right ) \sinh \left (c \right )-\frac {a \cosh \left (c \right ) \sqrt {\pi }\, d^{2} \left (\frac {4}{\sqrt {\pi }\, x^{2} d^{2}}-\frac {2 \left (2 \gamma -3+2 \ln \left (x \right )+2 \ln \left (i d \right )\right )}{\sqrt {\pi }}-\frac {4 \left (\frac {9 x^{2} d^{2}}{2}+3\right )}{3 \sqrt {\pi }\, x^{2} d^{2}}+\frac {4 \cosh \left (d x \right )}{\sqrt {\pi }\, x^{2} d^{2}}+\frac {4 \sinh \left (d x \right )}{\sqrt {\pi }\, x d}-\frac {4 \left (\operatorname {Chi}\left (d x \right )-\ln \left (d x \right )-\gamma \right )}{\sqrt {\pi }}\right )}{8}+\frac {i a \sinh \left (c \right ) \sqrt {\pi }\, d^{2} \left (\frac {4 i \cosh \left (d x \right )}{d x \sqrt {\pi }}+\frac {4 i \sinh \left (d x \right )}{x^{2} d^{2} \sqrt {\pi }}-\frac {4 i \operatorname {Shi}\left (d x \right )}{\sqrt {\pi }}\right )}{8}\) | \(226\) |
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Time = 0.25 (sec) , antiderivative size = 107, normalized size of antiderivative = 1.45 \[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=-\frac {2 \, a d x \sinh \left (d x + c\right ) + 2 \, a \cosh \left (d x + c\right ) - {\left ({\left (a d^{2} + 2 \, b\right )} x^{2} {\rm Ei}\left (d x\right ) + {\left (a d^{2} + 2 \, b\right )} x^{2} {\rm Ei}\left (-d x\right )\right )} \cosh \left (c\right ) - {\left ({\left (a d^{2} + 2 \, b\right )} x^{2} {\rm Ei}\left (d x\right ) - {\left (a d^{2} + 2 \, b\right )} x^{2} {\rm Ei}\left (-d x\right )\right )} \sinh \left (c\right )}{4 \, x^{2}} \]
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\[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=\int \frac {\left (a + b x^{2}\right ) \cosh {\left (c + d x \right )}}{x^{3}}\, dx \]
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Time = 0.27 (sec) , antiderivative size = 90, normalized size of antiderivative = 1.22 \[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=\frac {1}{4} \, {\left ({\left (d e^{\left (-c\right )} \Gamma \left (-1, d x\right ) + d e^{c} \Gamma \left (-1, -d x\right )\right )} a - \frac {2 \, b \cosh \left (d x + c\right ) \log \left (x^{2}\right )}{d} + \frac {2 \, {\left ({\rm Ei}\left (-d x\right ) e^{\left (-c\right )} + {\rm Ei}\left (d x\right ) e^{c}\right )} b}{d}\right )} d + \frac {1}{2} \, {\left (b \log \left (x^{2}\right ) - \frac {a}{x^{2}}\right )} \cosh \left (d x + c\right ) \]
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Time = 0.26 (sec) , antiderivative size = 109, normalized size of antiderivative = 1.47 \[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=\frac {a d^{2} x^{2} {\rm Ei}\left (-d x\right ) e^{\left (-c\right )} + a d^{2} x^{2} {\rm Ei}\left (d x\right ) e^{c} + 2 \, b x^{2} {\rm Ei}\left (-d x\right ) e^{\left (-c\right )} + 2 \, b x^{2} {\rm Ei}\left (d x\right ) e^{c} - a d x e^{\left (d x + c\right )} + a d x e^{\left (-d x - c\right )} - a e^{\left (d x + c\right )} - a e^{\left (-d x - c\right )}}{4 \, x^{2}} \]
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Timed out. \[ \int \frac {\left (a+b x^2\right ) \cosh (c+d x)}{x^3} \, dx=\int \frac {\mathrm {cosh}\left (c+d\,x\right )\,\left (b\,x^2+a\right )}{x^3} \,d x \]
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