Optimal. Leaf size=70 \[ -\frac {4 \left (1-\frac {x}{a}\right )^{1-\frac {n}{2}} \left (\frac {x}{a}+1\right )^{\frac {n-2}{2}} \, _2F_1\left (2,1-\frac {n}{2};2-\frac {n}{2};\frac {a-x}{a+x}\right )}{a (2-n)} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.02, antiderivative size = 70, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 31, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.032, Rules used = {131} \[ -\frac {4 \left (1-\frac {x}{a}\right )^{1-\frac {n}{2}} \left (\frac {x}{a}+1\right )^{\frac {n-2}{2}} \, _2F_1\left (2,1-\frac {n}{2};2-\frac {n}{2};\frac {a-x}{a+x}\right )}{a (2-n)} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 131
Rubi steps
\begin {align*} \int \frac {\left (1-\frac {x}{a}\right )^{-n/2} \left (1+\frac {x}{a}\right )^{n/2}}{x^2} \, dx &=-\frac {4 \left (1-\frac {x}{a}\right )^{1-\frac {n}{2}} \left (1+\frac {x}{a}\right )^{\frac {1}{2} (-2+n)} \, _2F_1\left (2,1-\frac {n}{2};2-\frac {n}{2};\frac {a-x}{a+x}\right )}{a (2-n)}\\ \end {align*}
________________________________________________________________________________________
Mathematica [A] time = 0.03, size = 70, normalized size = 1.00 \[ -\frac {4 \left (\frac {a+x}{a}\right )^{\frac {n+2}{2}} \left (1-\frac {x}{a}\right )^{-n/2} \, _2F_1\left (2,\frac {n}{2}+1;\frac {n}{2}+2;\frac {a+x}{a-x}\right )}{(n+2) (x-a)} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
fricas [F] time = 0.86, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\frac {\left (\frac {a + x}{a}\right )^{\frac {1}{2} \, n}}{x^{2} \left (\frac {a - x}{a}\right )^{\frac {1}{2} \, n}}, x\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {{\left (\frac {x}{a} + 1\right )}^{\frac {1}{2} \, n}}{x^{2} {\left (-\frac {x}{a} + 1\right )}^{\frac {1}{2} \, n}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maple [F] time = 0.15, size = 0, normalized size = 0.00 \[ \int \frac {\left (-\frac {x}{a}+1\right )^{-\frac {n}{2}} \left (\frac {x}{a}+1\right )^{\frac {n}{2}}}{x^{2}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {{\left (\frac {x}{a} + 1\right )}^{\frac {1}{2} \, n}}{x^{2} {\left (-\frac {x}{a} + 1\right )}^{\frac {1}{2} \, n}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
mupad [F] time = 0.00, size = -1, normalized size = -0.01 \[ \int \frac {{\left (\frac {x}{a}+1\right )}^{n/2}}{x^2\,{\left (1-\frac {x}{a}\right )}^{n/2}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {\left (1 - \frac {x}{a}\right )^{- \frac {n}{2}} \left (1 + \frac {x}{a}\right )^{\frac {n}{2}}}{x^{2}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________