Integrand size = 19, antiderivative size = 52 \[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=-\frac {4 b \sqrt {b x+c x^2}}{3 c^2 \sqrt {x}}+\frac {2 \sqrt {x} \sqrt {b x+c x^2}}{3 c} \]
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Time = 0.01 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.105, Rules used = {670, 662} \[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=\frac {2 \sqrt {x} \sqrt {b x+c x^2}}{3 c}-\frac {4 b \sqrt {b x+c x^2}}{3 c^2 \sqrt {x}} \]
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Rule 662
Rule 670
Rubi steps \begin{align*} \text {integral}& = \frac {2 \sqrt {x} \sqrt {b x+c x^2}}{3 c}-\frac {(2 b) \int \frac {\sqrt {x}}{\sqrt {b x+c x^2}} \, dx}{3 c} \\ & = -\frac {4 b \sqrt {b x+c x^2}}{3 c^2 \sqrt {x}}+\frac {2 \sqrt {x} \sqrt {b x+c x^2}}{3 c} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.58 \[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=\frac {2 (-2 b+c x) \sqrt {x (b+c x)}}{3 c^2 \sqrt {x}} \]
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Time = 2.07 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.50
method | result | size |
default | \(-\frac {2 \sqrt {x \left (c x +b \right )}\, \left (-c x +2 b \right )}{3 \sqrt {x}\, c^{2}}\) | \(26\) |
risch | \(-\frac {2 \left (c x +b \right ) \sqrt {x}\, \left (-c x +2 b \right )}{3 \sqrt {x \left (c x +b \right )}\, c^{2}}\) | \(31\) |
gosper | \(-\frac {2 \left (c x +b \right ) \left (-c x +2 b \right ) \sqrt {x}}{3 c^{2} \sqrt {c \,x^{2}+b x}}\) | \(33\) |
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Time = 0.25 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.50 \[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=\frac {2 \, \sqrt {c x^{2} + b x} {\left (c x - 2 \, b\right )}}{3 \, c^{2} \sqrt {x}} \]
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\[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=\int \frac {x^{\frac {3}{2}}}{\sqrt {x \left (b + c x\right )}}\, dx \]
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none
Time = 0.19 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.58 \[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=\frac {2 \, {\left (c^{2} x^{2} - b c x - 2 \, b^{2}\right )}}{3 \, \sqrt {c x + b} c^{2}} \]
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none
Time = 0.26 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.65 \[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=\frac {2 \, {\left (c x + b\right )}^{\frac {3}{2}}}{3 \, c^{2}} - \frac {2 \, \sqrt {c x + b} b}{c^{2}} + \frac {4 \, b^{\frac {3}{2}}}{3 \, c^{2}} \]
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Timed out. \[ \int \frac {x^{3/2}}{\sqrt {b x+c x^2}} \, dx=\int \frac {x^{3/2}}{\sqrt {c\,x^2+b\,x}} \,d x \]
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