Optimal. Leaf size=44 \[ \frac {a^2 x}{b^3}-\frac {a x^2}{2 b^2}+\frac {x^3}{3 b}-\frac {a^3 \log (a+b x)}{b^4} \]
[Out]
________________________________________________________________________________________
Rubi [A]
time = 0.02, antiderivative size = 44, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {1598, 45}
\begin {gather*} -\frac {a^3 \log (a+b x)}{b^4}+\frac {a^2 x}{b^3}-\frac {a x^2}{2 b^2}+\frac {x^3}{3 b} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
Rule 45
Rule 1598
Rubi steps
\begin {align*} \int \frac {x^5}{a x^2+b x^3} \, dx &=\int \frac {x^3}{a+b x} \, dx\\ &=\int \left (\frac {a^2}{b^3}-\frac {a x}{b^2}+\frac {x^2}{b}-\frac {a^3}{b^3 (a+b x)}\right ) \, dx\\ &=\frac {a^2 x}{b^3}-\frac {a x^2}{2 b^2}+\frac {x^3}{3 b}-\frac {a^3 \log (a+b x)}{b^4}\\ \end {align*}
________________________________________________________________________________________
Mathematica [A]
time = 0.00, size = 44, normalized size = 1.00 \begin {gather*} \frac {a^2 x}{b^3}-\frac {a x^2}{2 b^2}+\frac {x^3}{3 b}-\frac {a^3 \log (a+b x)}{b^4} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [A]
time = 0.35, size = 41, normalized size = 0.93
method | result | size |
default | \(\frac {\frac {1}{3} b^{2} x^{3}-\frac {1}{2} a b \,x^{2}+a^{2} x}{b^{3}}-\frac {a^{3} \ln \left (b x +a \right )}{b^{4}}\) | \(41\) |
risch | \(\frac {a^{2} x}{b^{3}}-\frac {a \,x^{2}}{2 b^{2}}+\frac {x^{3}}{3 b}-\frac {a^{3} \ln \left (b x +a \right )}{b^{4}}\) | \(41\) |
norman | \(\frac {\frac {a^{2} x^{2}}{b^{3}}+\frac {x^{4}}{3 b}-\frac {a \,x^{3}}{2 b^{2}}}{x}-\frac {a^{3} \ln \left (b x +a \right )}{b^{4}}\) | \(48\) |
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [A]
time = 0.29, size = 42, normalized size = 0.95 \begin {gather*} -\frac {a^{3} \log \left (b x + a\right )}{b^{4}} + \frac {2 \, b^{2} x^{3} - 3 \, a b x^{2} + 6 \, a^{2} x}{6 \, b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A]
time = 1.43, size = 41, normalized size = 0.93 \begin {gather*} \frac {2 \, b^{3} x^{3} - 3 \, a b^{2} x^{2} + 6 \, a^{2} b x - 6 \, a^{3} \log \left (b x + a\right )}{6 \, b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [A]
time = 0.04, size = 37, normalized size = 0.84 \begin {gather*} - \frac {a^{3} \log {\left (a + b x \right )}}{b^{4}} + \frac {a^{2} x}{b^{3}} - \frac {a x^{2}}{2 b^{2}} + \frac {x^{3}}{3 b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [A]
time = 1.74, size = 43, normalized size = 0.98 \begin {gather*} -\frac {a^{3} \log \left ({\left | b x + a \right |}\right )}{b^{4}} + \frac {2 \, b^{2} x^{3} - 3 \, a b x^{2} + 6 \, a^{2} x}{6 \, b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Mupad [B]
time = 0.04, size = 40, normalized size = 0.91 \begin {gather*} \frac {x^3}{3\,b}-\frac {a^3\,\ln \left (a+b\,x\right )}{b^4}-\frac {a\,x^2}{2\,b^2}+\frac {a^2\,x}{b^3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________