Integrand size = 11, antiderivative size = 19 \[ \int \frac {a+b x}{x^{5/2}} \, dx=-\frac {2 a}{3 x^{3/2}}-\frac {2 b}{\sqrt {x}} \]
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Time = 0.00 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {45} \[ \int \frac {a+b x}{x^{5/2}} \, dx=-\frac {2 a}{3 x^{3/2}}-\frac {2 b}{\sqrt {x}} \]
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Rule 45
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {a}{x^{5/2}}+\frac {b}{x^{3/2}}\right ) \, dx \\ & = -\frac {2 a}{3 x^{3/2}}-\frac {2 b}{\sqrt {x}} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \frac {a+b x}{x^{5/2}} \, dx=-\frac {2 (a+3 b x)}{3 x^{3/2}} \]
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Time = 0.03 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.63
method | result | size |
gosper | \(-\frac {2 \left (3 b x +a \right )}{3 x^{\frac {3}{2}}}\) | \(12\) |
trager | \(-\frac {2 \left (3 b x +a \right )}{3 x^{\frac {3}{2}}}\) | \(12\) |
risch | \(-\frac {2 \left (3 b x +a \right )}{3 x^{\frac {3}{2}}}\) | \(12\) |
derivativedivides | \(-\frac {2 a}{3 x^{\frac {3}{2}}}-\frac {2 b}{\sqrt {x}}\) | \(14\) |
default | \(-\frac {2 a}{3 x^{\frac {3}{2}}}-\frac {2 b}{\sqrt {x}}\) | \(14\) |
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none
Time = 0.23 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.58 \[ \int \frac {a+b x}{x^{5/2}} \, dx=-\frac {2 \, {\left (3 \, b x + a\right )}}{3 \, x^{\frac {3}{2}}} \]
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Time = 0.26 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \frac {a+b x}{x^{5/2}} \, dx=- \frac {2 a}{3 x^{\frac {3}{2}}} - \frac {2 b}{\sqrt {x}} \]
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none
Time = 0.21 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.58 \[ \int \frac {a+b x}{x^{5/2}} \, dx=-\frac {2 \, {\left (3 \, b x + a\right )}}{3 \, x^{\frac {3}{2}}} \]
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Time = 0.29 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.58 \[ \int \frac {a+b x}{x^{5/2}} \, dx=-\frac {2 \, {\left (3 \, b x + a\right )}}{3 \, x^{\frac {3}{2}}} \]
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Time = 0.11 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.68 \[ \int \frac {a+b x}{x^{5/2}} \, dx=-\frac {2\,a+6\,b\,x}{3\,x^{3/2}} \]
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