Optimal. Leaf size=58 \[ -\frac {c^{5/2} \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{b^{7/2}}-\frac {c^2}{b^3 x}+\frac {c}{3 b^2 x^3}-\frac {1}{5 b x^5} \]
________________________________________________________________________________________
Rubi [A] time = 0.04, antiderivative size = 58, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 3, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.176, Rules used = {1584, 325, 205} \begin {gather*} -\frac {c^2}{b^3 x}-\frac {c^{5/2} \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{b^{7/2}}+\frac {c}{3 b^2 x^3}-\frac {1}{5 b x^5} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
Rule 205
Rule 325
Rule 1584
Rubi steps
\begin {align*} \int \frac {1}{x^4 \left (b x^2+c x^4\right )} \, dx &=\int \frac {1}{x^6 \left (b+c x^2\right )} \, dx\\ &=-\frac {1}{5 b x^5}-\frac {c \int \frac {1}{x^4 \left (b+c x^2\right )} \, dx}{b}\\ &=-\frac {1}{5 b x^5}+\frac {c}{3 b^2 x^3}+\frac {c^2 \int \frac {1}{x^2 \left (b+c x^2\right )} \, dx}{b^2}\\ &=-\frac {1}{5 b x^5}+\frac {c}{3 b^2 x^3}-\frac {c^2}{b^3 x}-\frac {c^3 \int \frac {1}{b+c x^2} \, dx}{b^3}\\ &=-\frac {1}{5 b x^5}+\frac {c}{3 b^2 x^3}-\frac {c^2}{b^3 x}-\frac {c^{5/2} \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{b^{7/2}}\\ \end {align*}
________________________________________________________________________________________
Mathematica [A] time = 0.03, size = 58, normalized size = 1.00 \begin {gather*} -\frac {c^{5/2} \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{b^{7/2}}-\frac {c^2}{b^3 x}+\frac {c}{3 b^2 x^3}-\frac {1}{5 b x^5} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {1}{x^4 \left (b x^2+c x^4\right )} \, dx \end {gather*}
Verification is not applicable to the result.
[In]
[Out]
________________________________________________________________________________________
fricas [A] time = 0.58, size = 132, normalized size = 2.28 \begin {gather*} \left [\frac {15 \, c^{2} x^{5} \sqrt {-\frac {c}{b}} \log \left (\frac {c x^{2} - 2 \, b x \sqrt {-\frac {c}{b}} - b}{c x^{2} + b}\right ) - 30 \, c^{2} x^{4} + 10 \, b c x^{2} - 6 \, b^{2}}{30 \, b^{3} x^{5}}, -\frac {15 \, c^{2} x^{5} \sqrt {\frac {c}{b}} \arctan \left (x \sqrt {\frac {c}{b}}\right ) + 15 \, c^{2} x^{4} - 5 \, b c x^{2} + 3 \, b^{2}}{15 \, b^{3} x^{5}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
giac [A] time = 0.17, size = 52, normalized size = 0.90 \begin {gather*} -\frac {c^{3} \arctan \left (\frac {c x}{\sqrt {b c}}\right )}{\sqrt {b c} b^{3}} - \frac {15 \, c^{2} x^{4} - 5 \, b c x^{2} + 3 \, b^{2}}{15 \, b^{3} x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maple [A] time = 0.01, size = 52, normalized size = 0.90 \begin {gather*} -\frac {c^{3} \arctan \left (\frac {c x}{\sqrt {b c}}\right )}{\sqrt {b c}\, b^{3}}-\frac {c^{2}}{b^{3} x}+\frac {c}{3 b^{2} x^{3}}-\frac {1}{5 b \,x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maxima [A] time = 2.89, size = 52, normalized size = 0.90 \begin {gather*} -\frac {c^{3} \arctan \left (\frac {c x}{\sqrt {b c}}\right )}{\sqrt {b c} b^{3}} - \frac {15 \, c^{2} x^{4} - 5 \, b c x^{2} + 3 \, b^{2}}{15 \, b^{3} x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
mupad [B] time = 0.05, size = 48, normalized size = 0.83 \begin {gather*} -\frac {\frac {1}{5\,b}-\frac {c\,x^2}{3\,b^2}+\frac {c^2\,x^4}{b^3}}{x^5}-\frac {c^{5/2}\,\mathrm {atan}\left (\frac {\sqrt {c}\,x}{\sqrt {b}}\right )}{b^{7/2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
sympy [B] time = 0.28, size = 100, normalized size = 1.72 \begin {gather*} \frac {\sqrt {- \frac {c^{5}}{b^{7}}} \log {\left (- \frac {b^{4} \sqrt {- \frac {c^{5}}{b^{7}}}}{c^{3}} + x \right )}}{2} - \frac {\sqrt {- \frac {c^{5}}{b^{7}}} \log {\left (\frac {b^{4} \sqrt {- \frac {c^{5}}{b^{7}}}}{c^{3}} + x \right )}}{2} + \frac {- 3 b^{2} + 5 b c x^{2} - 15 c^{2} x^{4}}{15 b^{3} x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________