Integrand size = 23, antiderivative size = 67 \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=\frac {x}{3 a^2 c (a+b x)^{3/2} (a c-b c x)^{3/2}}+\frac {2 x}{3 a^4 c^2 \sqrt {a+b x} \sqrt {a c-b c x}} \]
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Time = 0.01 (sec) , antiderivative size = 67, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.087, Rules used = {40, 39} \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=\frac {2 x}{3 a^4 c^2 \sqrt {a+b x} \sqrt {a c-b c x}}+\frac {x}{3 a^2 c (a+b x)^{3/2} (a c-b c x)^{3/2}} \]
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Rule 39
Rule 40
Rubi steps \begin{align*} \text {integral}& = \frac {x}{3 a^2 c (a+b x)^{3/2} (a c-b c x)^{3/2}}+\frac {2 \int \frac {1}{(a+b x)^{3/2} (a c-b c x)^{3/2}} \, dx}{3 a^2 c} \\ & = \frac {x}{3 a^2 c (a+b x)^{3/2} (a c-b c x)^{3/2}}+\frac {2 x}{3 a^4 c^2 \sqrt {a+b x} \sqrt {a c-b c x}} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 46, normalized size of antiderivative = 0.69 \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=\frac {3 a^2 x-2 b^2 x^3}{3 a^4 c (c (a-b x))^{3/2} (a+b x)^{3/2}} \]
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Time = 0.21 (sec) , antiderivative size = 45, normalized size of antiderivative = 0.67
method | result | size |
gosper | \(\frac {\left (-b x +a \right ) x \left (-2 b^{2} x^{2}+3 a^{2}\right )}{3 \left (b x +a \right )^{\frac {3}{2}} a^{4} \left (-b c x +a c \right )^{\frac {5}{2}}}\) | \(45\) |
default | \(-\frac {1}{3 b a c \left (b x +a \right )^{\frac {3}{2}} \left (-b c x +a c \right )^{\frac {3}{2}}}+\frac {-\frac {1}{b a c \sqrt {b x +a}\, \left (-b c x +a c \right )^{\frac {3}{2}}}+\frac {\frac {2 \sqrt {b x +a}}{3 b a c \left (-b c x +a c \right )^{\frac {3}{2}}}+\frac {2 \sqrt {b x +a}}{3 b \,a^{2} c^{2} \sqrt {-b c x +a c}}}{a}}{a}\) | \(129\) |
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Time = 0.25 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.07 \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=-\frac {{\left (2 \, b^{2} x^{3} - 3 \, a^{2} x\right )} \sqrt {-b c x + a c} \sqrt {b x + a}}{3 \, {\left (a^{4} b^{4} c^{3} x^{4} - 2 \, a^{6} b^{2} c^{3} x^{2} + a^{8} c^{3}\right )}} \]
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Result contains complex when optimal does not.
Time = 12.54 (sec) , antiderivative size = 94, normalized size of antiderivative = 1.40 \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=\frac {i {G_{6, 6}^{5, 3}\left (\begin {matrix} \frac {5}{4}, \frac {7}{4}, 1 & \frac {1}{2}, \frac {5}{2}, 3 \\\frac {5}{4}, \frac {7}{4}, 2, \frac {5}{2}, 3 & 0 \end {matrix} \middle | {\frac {a^{2}}{b^{2} x^{2}}} \right )}}{3 \pi ^{\frac {3}{2}} a^{4} b c^{\frac {5}{2}}} + \frac {{G_{6, 6}^{2, 6}\left (\begin {matrix} - \frac {1}{2}, 0, \frac {1}{2}, \frac {3}{4}, \frac {5}{4}, 1 & \\\frac {3}{4}, \frac {5}{4} & - \frac {1}{2}, 0, 2, 0 \end {matrix} \middle | {\frac {a^{2} e^{- 2 i \pi }}{b^{2} x^{2}}} \right )}}{3 \pi ^{\frac {3}{2}} a^{4} b c^{\frac {5}{2}}} \]
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Time = 0.22 (sec) , antiderivative size = 53, normalized size of antiderivative = 0.79 \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=\frac {x}{3 \, {\left (-b^{2} c x^{2} + a^{2} c\right )}^{\frac {3}{2}} a^{2} c} + \frac {2 \, x}{3 \, \sqrt {-b^{2} c x^{2} + a^{2} c} a^{4} c^{2}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 199 vs. \(2 (55) = 110\).
Time = 0.33 (sec) , antiderivative size = 199, normalized size of antiderivative = 2.97 \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=-\frac {\frac {\sqrt {-{\left (b x + a\right )} c + 2 \, a c} \sqrt {b x + a} {\left (\frac {4 \, {\left (b x + a\right )}}{a^{4} c} - \frac {9}{a^{3} c}\right )}}{{\left ({\left (b x + a\right )} c - 2 \, a c\right )}^{2}} + \frac {4 \, {\left (3 \, {\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{4} - 18 \, a {\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2} c + 16 \, a^{2} c^{2}\right )}}{{\left ({\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2} - 2 \, a c\right )}^{3} a^{3} \sqrt {-c} c}}{12 \, b} \]
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Time = 0.83 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.19 \[ \int \frac {1}{(a+b x)^{5/2} (a c-b c x)^{5/2}} \, dx=-\frac {3\,a^2\,x\,\sqrt {a\,c-b\,c\,x}-2\,b^2\,x^3\,\sqrt {a\,c-b\,c\,x}}{{\left (a\,c-b\,c\,x\right )}^2\,\left (3\,a^4\,\left (a\,c-b\,c\,x\right )-6\,a^5\,c\right )\,\sqrt {a+b\,x}} \]
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