Integrand size = 15, antiderivative size = 19 \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=-\frac {2 \sqrt {a+b x}}{a \sqrt {x}} \]
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Time = 0.00 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {37} \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=-\frac {2 \sqrt {a+b x}}{a \sqrt {x}} \]
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Rule 37
Rubi steps \begin{align*} \text {integral}& = -\frac {2 \sqrt {a+b x}}{a \sqrt {x}} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=-\frac {2 \sqrt {a+b x}}{a \sqrt {x}} \]
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Time = 0.08 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.84
method | result | size |
gosper | \(-\frac {2 \sqrt {b x +a}}{a \sqrt {x}}\) | \(16\) |
default | \(-\frac {2 \sqrt {b x +a}}{a \sqrt {x}}\) | \(16\) |
risch | \(-\frac {2 \sqrt {b x +a}}{a \sqrt {x}}\) | \(16\) |
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none
Time = 0.23 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=-\frac {2 \, \sqrt {b x + a}}{a \sqrt {x}} \]
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Time = 0.76 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=- \frac {2 \sqrt {b} \sqrt {\frac {a}{b x} + 1}}{a} \]
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none
Time = 0.23 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=-\frac {2 \, \sqrt {b x + a}}{a \sqrt {x}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 33 vs. \(2 (15) = 30\).
Time = 0.34 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.74 \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=-\frac {2 \, \sqrt {b x + a} b^{2}}{\sqrt {{\left (b x + a\right )} b - a b} a {\left | b \right |}} \]
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Time = 0.44 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \frac {1}{x^{3/2} \sqrt {a+b x}} \, dx=-\frac {2\,\sqrt {a+b\,x}}{a\,\sqrt {x}} \]
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