Integrand size = 22, antiderivative size = 77 \[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=-\frac {2 d \sqrt {a+b x}}{c (b c-a d) \sqrt {c+d x}}-\frac {2 \text {arctanh}\left (\frac {\sqrt {c} \sqrt {a+b x}}{\sqrt {a} \sqrt {c+d x}}\right )}{\sqrt {a} c^{3/2}} \]
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Time = 0.02 (sec) , antiderivative size = 77, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.136, Rules used = {98, 95, 214} \[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=-\frac {2 \text {arctanh}\left (\frac {\sqrt {c} \sqrt {a+b x}}{\sqrt {a} \sqrt {c+d x}}\right )}{\sqrt {a} c^{3/2}}-\frac {2 d \sqrt {a+b x}}{c \sqrt {c+d x} (b c-a d)} \]
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Rule 95
Rule 98
Rule 214
Rubi steps \begin{align*} \text {integral}& = -\frac {2 d \sqrt {a+b x}}{c (b c-a d) \sqrt {c+d x}}+\frac {\int \frac {1}{x \sqrt {a+b x} \sqrt {c+d x}} \, dx}{c} \\ & = -\frac {2 d \sqrt {a+b x}}{c (b c-a d) \sqrt {c+d x}}+\frac {2 \text {Subst}\left (\int \frac {1}{-a+c x^2} \, dx,x,\frac {\sqrt {a+b x}}{\sqrt {c+d x}}\right )}{c} \\ & = -\frac {2 d \sqrt {a+b x}}{c (b c-a d) \sqrt {c+d x}}-\frac {2 \tanh ^{-1}\left (\frac {\sqrt {c} \sqrt {a+b x}}{\sqrt {a} \sqrt {c+d x}}\right )}{\sqrt {a} c^{3/2}} \\ \end{align*}
Time = 0.16 (sec) , antiderivative size = 77, normalized size of antiderivative = 1.00 \[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=-\frac {2 d \sqrt {a+b x}}{c (b c-a d) \sqrt {c+d x}}-\frac {2 \text {arctanh}\left (\frac {\sqrt {c} \sqrt {a+b x}}{\sqrt {a} \sqrt {c+d x}}\right )}{\sqrt {a} c^{3/2}} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(242\) vs. \(2(61)=122\).
Time = 2.34 (sec) , antiderivative size = 243, normalized size of antiderivative = 3.16
method | result | size |
default | \(\frac {\left (-\ln \left (\frac {a d x +b c x +2 \sqrt {a c}\, \sqrt {\left (b x +a \right ) \left (d x +c \right )}+2 a c}{x}\right ) a \,d^{2} x +\ln \left (\frac {a d x +b c x +2 \sqrt {a c}\, \sqrt {\left (b x +a \right ) \left (d x +c \right )}+2 a c}{x}\right ) b c d x -\ln \left (\frac {a d x +b c x +2 \sqrt {a c}\, \sqrt {\left (b x +a \right ) \left (d x +c \right )}+2 a c}{x}\right ) a c d +\ln \left (\frac {a d x +b c x +2 \sqrt {a c}\, \sqrt {\left (b x +a \right ) \left (d x +c \right )}+2 a c}{x}\right ) b \,c^{2}+2 d \sqrt {a c}\, \sqrt {\left (b x +a \right ) \left (d x +c \right )}\right ) \sqrt {b x +a}}{\left (a d -b c \right ) \sqrt {a c}\, \sqrt {\left (b x +a \right ) \left (d x +c \right )}\, \sqrt {d x +c}\, c}\) | \(243\) |
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Leaf count of result is larger than twice the leaf count of optimal. 163 vs. \(2 (61) = 122\).
Time = 0.31 (sec) , antiderivative size = 346, normalized size of antiderivative = 4.49 \[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=\left [-\frac {4 \, \sqrt {b x + a} \sqrt {d x + c} a c d - {\left (b c^{2} - a c d + {\left (b c d - a d^{2}\right )} x\right )} \sqrt {a c} \log \left (\frac {8 \, a^{2} c^{2} + {\left (b^{2} c^{2} + 6 \, a b c d + a^{2} d^{2}\right )} x^{2} - 4 \, {\left (2 \, a c + {\left (b c + a d\right )} x\right )} \sqrt {a c} \sqrt {b x + a} \sqrt {d x + c} + 8 \, {\left (a b c^{2} + a^{2} c d\right )} x}{x^{2}}\right )}{2 \, {\left (a b c^{4} - a^{2} c^{3} d + {\left (a b c^{3} d - a^{2} c^{2} d^{2}\right )} x\right )}}, -\frac {2 \, \sqrt {b x + a} \sqrt {d x + c} a c d - {\left (b c^{2} - a c d + {\left (b c d - a d^{2}\right )} x\right )} \sqrt {-a c} \arctan \left (\frac {{\left (2 \, a c + {\left (b c + a d\right )} x\right )} \sqrt {-a c} \sqrt {b x + a} \sqrt {d x + c}}{2 \, {\left (a b c d x^{2} + a^{2} c^{2} + {\left (a b c^{2} + a^{2} c d\right )} x\right )}}\right )}{a b c^{4} - a^{2} c^{3} d + {\left (a b c^{3} d - a^{2} c^{2} d^{2}\right )} x}\right ] \]
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\[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=\int \frac {1}{x \sqrt {a + b x} \left (c + d x\right )^{\frac {3}{2}}}\, dx \]
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\[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=\int { \frac {1}{\sqrt {b x + a} {\left (d x + c\right )}^{\frac {3}{2}} x} \,d x } \]
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Leaf count of result is larger than twice the leaf count of optimal. 140 vs. \(2 (61) = 122\).
Time = 0.34 (sec) , antiderivative size = 140, normalized size of antiderivative = 1.82 \[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=-\frac {2 \, \sqrt {b x + a} b^{2} d}{{\left (b c^{2} {\left | b \right |} - a c d {\left | b \right |}\right )} \sqrt {b^{2} c + {\left (b x + a\right )} b d - a b d}} - \frac {2 \, \sqrt {b d} b \arctan \left (-\frac {b^{2} c + a b d - {\left (\sqrt {b d} \sqrt {b x + a} - \sqrt {b^{2} c + {\left (b x + a\right )} b d - a b d}\right )}^{2}}{2 \, \sqrt {-a b c d} b}\right )}{\sqrt {-a b c d} c {\left | b \right |}} \]
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Timed out. \[ \int \frac {1}{x \sqrt {a+b x} (c+d x)^{3/2}} \, dx=\int \frac {1}{x\,\sqrt {a+b\,x}\,{\left (c+d\,x\right )}^{3/2}} \,d x \]
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