Integrand size = 15, antiderivative size = 27 \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=\frac {a+b x}{2 b \left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \]
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Time = 0.01 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {253, 15, 30} \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=\frac {a+b x}{2 b \left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \]
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Rule 15
Rule 30
Rule 253
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {1}{\left (\frac {c}{x^{3/2}}\right )^{2/3}} \, dx,x,a+b x\right )}{b} \\ & = \frac {\text {Subst}(\int x \, dx,x,a+b x)}{b \left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3} (a+b x)} \\ & = \frac {a+b x}{2 b \left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.26 \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=\frac {x (2 a+b x)}{2 \left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3} (a+b x)} \]
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Time = 0.03 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.07
method | result | size |
gosper | \(\frac {x \left (b x +2 a \right )}{2 \left (b x +a \right ) \left (\frac {c}{\left (b x +a \right )^{\frac {3}{2}}}\right )^{\frac {2}{3}}}\) | \(29\) |
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Leaf count of result is larger than twice the leaf count of optimal. 51 vs. \(2 (21) = 42\).
Time = 0.33 (sec) , antiderivative size = 51, normalized size of antiderivative = 1.89 \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=\frac {{\left (b x^{2} + 2 \, a x\right )} \sqrt {b x + a} \left (\frac {\sqrt {b x + a} c}{b^{2} x^{2} + 2 \, a b x + a^{2}}\right )^{\frac {1}{3}}}{2 \, c} \]
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Time = 0.96 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.19 \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=\begin {cases} \frac {a + b x}{2 b \left (\frac {c}{\left (a + b x\right )^{\frac {3}{2}}}\right )^{\frac {2}{3}}} & \text {for}\: b \neq 0 \\\frac {x}{\left (\frac {c}{a^{\frac {3}{2}}}\right )^{\frac {2}{3}}} & \text {otherwise} \end {cases} \]
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none
Time = 0.19 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.78 \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=\frac {b x + a}{2 \, b \left (\frac {c}{{\left (b x + a\right )}^{\frac {3}{2}}}\right )^{\frac {2}{3}}} \]
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none
Time = 0.32 (sec) , antiderivative size = 1, normalized size of antiderivative = 0.04 \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=+\infty \]
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Time = 5.85 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.15 \[ \int \frac {1}{\left (\frac {c}{(a+b x)^{3/2}}\right )^{2/3}} \, dx=\frac {x\,{\left (\frac {c}{{\left (a+b\,x\right )}^{3/2}}\right )}^{1/3}\,\left (2\,a+b\,x\right )\,\sqrt {a+b\,x}}{2\,c} \]
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