Integrand size = 16, antiderivative size = 35 \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=-\frac {2 a A}{3 x^{3/2}}-\frac {2 (A b+a B)}{\sqrt {x}}+2 b B \sqrt {x} \]
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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} \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=-\frac {2 (a B+A b)}{\sqrt {x}}-\frac {2 a A}{3 x^{3/2}}+2 b B \sqrt {x} \]
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Rule 77
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {a A}{x^{5/2}}+\frac {A b+a B}{x^{3/2}}+\frac {b B}{\sqrt {x}}\right ) \, dx \\ & = -\frac {2 a A}{3 x^{3/2}}-\frac {2 (A b+a B)}{\sqrt {x}}+2 b B \sqrt {x} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.80 \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=-\frac {2 (3 b x (A-B x)+a (A+3 B x))}{3 x^{3/2}} \]
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Time = 0.04 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.77
method | result | size |
gosper | \(-\frac {2 \left (-3 b B \,x^{2}+3 A b x +3 B a x +A a \right )}{3 x^{\frac {3}{2}}}\) | \(27\) |
trager | \(-\frac {2 \left (-3 b B \,x^{2}+3 A b x +3 B a x +A a \right )}{3 x^{\frac {3}{2}}}\) | \(27\) |
risch | \(-\frac {2 \left (-3 b B \,x^{2}+3 A b x +3 B a x +A a \right )}{3 x^{\frac {3}{2}}}\) | \(27\) |
derivativedivides | \(-\frac {2 a A}{3 x^{\frac {3}{2}}}-\frac {2 \left (A b +B a \right )}{\sqrt {x}}+2 b B \sqrt {x}\) | \(28\) |
default | \(-\frac {2 a A}{3 x^{\frac {3}{2}}}-\frac {2 \left (A b +B a \right )}{\sqrt {x}}+2 b B \sqrt {x}\) | \(28\) |
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none
Time = 0.22 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.77 \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=\frac {2 \, {\left (3 \, B b x^{2} - A a - 3 \, {\left (B a + A b\right )} x\right )}}{3 \, x^{\frac {3}{2}}} \]
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Time = 0.19 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.17 \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=- \frac {2 A a}{3 x^{\frac {3}{2}}} - \frac {2 A b}{\sqrt {x}} - \frac {2 B a}{\sqrt {x}} + 2 B b \sqrt {x} \]
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none
Time = 0.19 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.77 \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=2 \, B b \sqrt {x} - \frac {2 \, {\left (A a + 3 \, {\left (B a + A b\right )} x\right )}}{3 \, x^{\frac {3}{2}}} \]
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none
Time = 0.28 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.77 \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=2 \, B b \sqrt {x} - \frac {2 \, {\left (3 \, B a x + 3 \, A b x + A a\right )}}{3 \, x^{\frac {3}{2}}} \]
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Time = 0.35 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.77 \[ \int \frac {(a+b x) (A+B x)}{x^{5/2}} \, dx=-\frac {2\,A\,a+6\,A\,b\,x+6\,B\,a\,x-6\,B\,b\,x^2}{3\,x^{3/2}} \]
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