Integrand size = 16, antiderivative size = 35 \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=-\frac {2 a A}{\sqrt {x}}+2 (A b+a B) \sqrt {x}+\frac {2}{3} b B x^{3/2} \]
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Time = 0.01 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {77} \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=2 \sqrt {x} (a B+A b)-\frac {2 a A}{\sqrt {x}}+\frac {2}{3} b B x^{3/2} \]
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Rule 77
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {a A}{x^{3/2}}+\frac {A b+a B}{\sqrt {x}}+b B \sqrt {x}\right ) \, dx \\ & = -\frac {2 a A}{\sqrt {x}}+2 (A b+a B) \sqrt {x}+\frac {2}{3} b B x^{3/2} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.89 \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=-\frac {2 \left (3 a A-3 A b x-3 a B x-b B x^2\right )}{3 \sqrt {x}} \]
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Time = 0.03 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.80
method | result | size |
gosper | \(-\frac {2 \left (-b B \,x^{2}-3 A b x -3 B a x +3 A a \right )}{3 \sqrt {x}}\) | \(28\) |
trager | \(-\frac {2 \left (-b B \,x^{2}-3 A b x -3 B a x +3 A a \right )}{3 \sqrt {x}}\) | \(28\) |
risch | \(-\frac {2 \left (-b B \,x^{2}-3 A b x -3 B a x +3 A a \right )}{3 \sqrt {x}}\) | \(28\) |
derivativedivides | \(\frac {2 b B \,x^{\frac {3}{2}}}{3}+2 A b \sqrt {x}+2 B a \sqrt {x}-\frac {2 a A}{\sqrt {x}}\) | \(30\) |
default | \(\frac {2 b B \,x^{\frac {3}{2}}}{3}+2 A b \sqrt {x}+2 B a \sqrt {x}-\frac {2 a A}{\sqrt {x}}\) | \(30\) |
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none
Time = 0.23 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.74 \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=\frac {2 \, {\left (B b x^{2} - 3 \, A a + 3 \, {\left (B a + A b\right )} x\right )}}{3 \, \sqrt {x}} \]
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Time = 0.15 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.17 \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=- \frac {2 A a}{\sqrt {x}} + 2 A b \sqrt {x} + 2 B a \sqrt {x} + \frac {2 B b x^{\frac {3}{2}}}{3} \]
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none
Time = 0.20 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.77 \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=\frac {2}{3} \, B b x^{\frac {3}{2}} - \frac {2 \, A a}{\sqrt {x}} + 2 \, {\left (B a + A b\right )} \sqrt {x} \]
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none
Time = 0.29 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.83 \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=\frac {2}{3} \, B b x^{\frac {3}{2}} + 2 \, B a \sqrt {x} + 2 \, A b \sqrt {x} - \frac {2 \, A a}{\sqrt {x}} \]
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Time = 0.36 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.77 \[ \int \frac {(a+b x) (A+B x)}{x^{3/2}} \, dx=\frac {6\,A\,b\,x-6\,A\,a+6\,B\,a\,x+2\,B\,b\,x^2}{3\,\sqrt {x}} \]
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