Optimal. Leaf size=81 \[ \frac {2 \sqrt {x+1}}{35 \sqrt {1-x}}+\frac {2 \sqrt {x+1}}{35 (1-x)^{3/2}}+\frac {3 \sqrt {x+1}}{35 (1-x)^{5/2}}+\frac {\sqrt {x+1}}{7 (1-x)^{7/2}} \]
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Rubi [A] time = 0.01, antiderivative size = 81, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 2, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {45, 37} \begin {gather*} \frac {2 \sqrt {x+1}}{35 \sqrt {1-x}}+\frac {2 \sqrt {x+1}}{35 (1-x)^{3/2}}+\frac {3 \sqrt {x+1}}{35 (1-x)^{5/2}}+\frac {\sqrt {x+1}}{7 (1-x)^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 37
Rule 45
Rubi steps
\begin {align*} \int \frac {1}{(1-x)^{9/2} \sqrt {1+x}} \, dx &=\frac {\sqrt {1+x}}{7 (1-x)^{7/2}}+\frac {3}{7} \int \frac {1}{(1-x)^{7/2} \sqrt {1+x}} \, dx\\ &=\frac {\sqrt {1+x}}{7 (1-x)^{7/2}}+\frac {3 \sqrt {1+x}}{35 (1-x)^{5/2}}+\frac {6}{35} \int \frac {1}{(1-x)^{5/2} \sqrt {1+x}} \, dx\\ &=\frac {\sqrt {1+x}}{7 (1-x)^{7/2}}+\frac {3 \sqrt {1+x}}{35 (1-x)^{5/2}}+\frac {2 \sqrt {1+x}}{35 (1-x)^{3/2}}+\frac {2}{35} \int \frac {1}{(1-x)^{3/2} \sqrt {1+x}} \, dx\\ &=\frac {\sqrt {1+x}}{7 (1-x)^{7/2}}+\frac {3 \sqrt {1+x}}{35 (1-x)^{5/2}}+\frac {2 \sqrt {1+x}}{35 (1-x)^{3/2}}+\frac {2 \sqrt {1+x}}{35 \sqrt {1-x}}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 35, normalized size = 0.43 \begin {gather*} \frac {\sqrt {x+1} \left (-2 x^3+8 x^2-13 x+12\right )}{35 (1-x)^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.07, size = 62, normalized size = 0.77 \begin {gather*} \frac {\sqrt {x+1} \left (\frac {5 (x+1)^3}{(1-x)^3}+\frac {21 (x+1)^2}{(1-x)^2}+\frac {35 (x+1)}{1-x}+35\right )}{280 \sqrt {1-x}} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 1.28, size = 71, normalized size = 0.88 \begin {gather*} \frac {12 \, x^{4} - 48 \, x^{3} + 72 \, x^{2} - {\left (2 \, x^{3} - 8 \, x^{2} + 13 \, x - 12\right )} \sqrt {x + 1} \sqrt {-x + 1} - 48 \, x + 12}{35 \, {\left (x^{4} - 4 \, x^{3} + 6 \, x^{2} - 4 \, x + 1\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.66, size = 35, normalized size = 0.43 \begin {gather*} -\frac {{\left ({\left (2 \, {\left (x + 1\right )} {\left (x - 6\right )} + 35\right )} {\left (x + 1\right )} - 35\right )} \sqrt {x + 1} \sqrt {-x + 1}}{35 \, {\left (x - 1\right )}^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 30, normalized size = 0.37 \begin {gather*} -\frac {\sqrt {x +1}\, \left (2 x^{3}-8 x^{2}+13 x -12\right )}{35 \left (-x +1\right )^{\frac {7}{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 3.03, size = 95, normalized size = 1.17 \begin {gather*} \frac {\sqrt {-x^{2} + 1}}{7 \, {\left (x^{4} - 4 \, x^{3} + 6 \, x^{2} - 4 \, x + 1\right )}} - \frac {3 \, \sqrt {-x^{2} + 1}}{35 \, {\left (x^{3} - 3 \, x^{2} + 3 \, x - 1\right )}} + \frac {2 \, \sqrt {-x^{2} + 1}}{35 \, {\left (x^{2} - 2 \, x + 1\right )}} - \frac {2 \, \sqrt {-x^{2} + 1}}{35 \, {\left (x - 1\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.34, size = 67, normalized size = 0.83 \begin {gather*} -\frac {x\,\sqrt {1-x}-12\,\sqrt {1-x}+5\,x^2\,\sqrt {1-x}-6\,x^3\,\sqrt {1-x}+2\,x^4\,\sqrt {1-x}}{35\,{\left (x-1\right )}^4\,\sqrt {x+1}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [C] time = 22.13, size = 595, normalized size = 7.35 \begin {gather*} \begin {cases} \frac {2 i \left (x + 1\right )^{3}}{35 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{3} - 210 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{2} + 420 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right ) - 280 i \sqrt {-1 + \frac {2}{x + 1}}} - \frac {14 i \left (x + 1\right )^{2}}{35 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{3} - 210 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{2} + 420 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right ) - 280 i \sqrt {-1 + \frac {2}{x + 1}}} + \frac {35 i \left (x + 1\right )}{35 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{3} - 210 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{2} + 420 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right ) - 280 i \sqrt {-1 + \frac {2}{x + 1}}} - \frac {35 i}{35 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{3} - 210 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right )^{2} + 420 i \sqrt {-1 + \frac {2}{x + 1}} \left (x + 1\right ) - 280 i \sqrt {-1 + \frac {2}{x + 1}}} & \text {for}\: \frac {2}{\left |{x + 1}\right |} > 1 \\- \frac {2 \left (x + 1\right )^{3}}{- 35 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{3} + 210 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{2} - 420 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right ) + 280 i \sqrt {1 - \frac {2}{x + 1}}} + \frac {14 \left (x + 1\right )^{2}}{- 35 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{3} + 210 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{2} - 420 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right ) + 280 i \sqrt {1 - \frac {2}{x + 1}}} - \frac {35 \left (x + 1\right )}{- 35 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{3} + 210 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{2} - 420 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right ) + 280 i \sqrt {1 - \frac {2}{x + 1}}} + \frac {35}{- 35 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{3} + 210 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right )^{2} - 420 i \sqrt {1 - \frac {2}{x + 1}} \left (x + 1\right ) + 280 i \sqrt {1 - \frac {2}{x + 1}}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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