Integrand size = 20, antiderivative size = 37 \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=-\frac {2 a A}{\sqrt {x}}+\frac {2}{3} (A b+a B) x^{3/2}+\frac {2}{7} b B x^{7/2} \]
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Time = 0.01 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {459} \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=\frac {2}{3} x^{3/2} (a B+A b)-\frac {2 a A}{\sqrt {x}}+\frac {2}{7} b B x^{7/2} \]
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Rule 459
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {a A}{x^{3/2}}+(A b+a B) \sqrt {x}+b B x^{5/2}\right ) \, dx \\ & = -\frac {2 a A}{\sqrt {x}}+\frac {2}{3} (A b+a B) x^{3/2}+\frac {2}{7} b B x^{7/2} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.95 \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=\frac {2 \left (-21 a A+7 A b x^2+7 a B x^2+3 b B x^4\right )}{21 \sqrt {x}} \]
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Time = 0.06 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.81
method | result | size |
derivativedivides | \(\frac {2 b B \,x^{\frac {7}{2}}}{7}+\frac {2 A b \,x^{\frac {3}{2}}}{3}+\frac {2 B a \,x^{\frac {3}{2}}}{3}-\frac {2 a A}{\sqrt {x}}\) | \(30\) |
default | \(\frac {2 b B \,x^{\frac {7}{2}}}{7}+\frac {2 A b \,x^{\frac {3}{2}}}{3}+\frac {2 B a \,x^{\frac {3}{2}}}{3}-\frac {2 a A}{\sqrt {x}}\) | \(30\) |
gosper | \(-\frac {2 \left (-3 b B \,x^{4}-7 A b \,x^{2}-7 B a \,x^{2}+21 A a \right )}{21 \sqrt {x}}\) | \(32\) |
trager | \(-\frac {2 \left (-3 b B \,x^{4}-7 A b \,x^{2}-7 B a \,x^{2}+21 A a \right )}{21 \sqrt {x}}\) | \(32\) |
risch | \(-\frac {2 \left (-3 b B \,x^{4}-7 A b \,x^{2}-7 B a \,x^{2}+21 A a \right )}{21 \sqrt {x}}\) | \(32\) |
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Time = 0.26 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.78 \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=\frac {2 \, {\left (3 \, B b x^{4} + 7 \, {\left (B a + A b\right )} x^{2} - 21 \, A a\right )}}{21 \, \sqrt {x}} \]
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Time = 0.23 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.19 \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=- \frac {2 A a}{\sqrt {x}} + \frac {2 A b x^{\frac {3}{2}}}{3} + \frac {2 B a x^{\frac {3}{2}}}{3} + \frac {2 B b x^{\frac {7}{2}}}{7} \]
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none
Time = 0.19 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.73 \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=\frac {2}{7} \, B b x^{\frac {7}{2}} + \frac {2}{3} \, {\left (B a + A b\right )} x^{\frac {3}{2}} - \frac {2 \, A a}{\sqrt {x}} \]
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Time = 0.28 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.78 \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=\frac {2}{7} \, B b x^{\frac {7}{2}} + \frac {2}{3} \, B a x^{\frac {3}{2}} + \frac {2}{3} \, A b x^{\frac {3}{2}} - \frac {2 \, A a}{\sqrt {x}} \]
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Time = 4.86 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.84 \[ \int \frac {\left (a+b x^2\right ) \left (A+B x^2\right )}{x^{3/2}} \, dx=\frac {14\,A\,b\,x^2-42\,A\,a+14\,B\,a\,x^2+6\,B\,b\,x^4}{21\,\sqrt {x}} \]
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