Optimal. Leaf size=17 \[ -\frac {b}{5 x^5}-\frac {c}{3 x^3} \]
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Rubi [A]
time = 0.00, antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 1, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {14}
\begin {gather*} -\frac {b}{5 x^5}-\frac {c}{3 x^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin {align*} \int \frac {b x^2+c x^4}{x^8} \, dx &=\int \left (\frac {b}{x^6}+\frac {c}{x^4}\right ) \, dx\\ &=-\frac {b}{5 x^5}-\frac {c}{3 x^3}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 17, normalized size = 1.00 \begin {gather*} -\frac {b}{5 x^5}-\frac {c}{3 x^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.01, size = 14, normalized size = 0.82
method | result | size |
default | \(-\frac {b}{5 x^{5}}-\frac {c}{3 x^{3}}\) | \(14\) |
risch | \(\frac {-\frac {c \,x^{2}}{3}-\frac {b}{5}}{x^{5}}\) | \(15\) |
gosper | \(-\frac {5 c \,x^{2}+3 b}{15 x^{5}}\) | \(16\) |
norman | \(\frac {-\frac {1}{5} b \,x^{2}-\frac {1}{3} c \,x^{4}}{x^{7}}\) | \(18\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.31, size = 15, normalized size = 0.88 \begin {gather*} -\frac {5 \, c x^{2} + 3 \, b}{15 \, x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.32, size = 15, normalized size = 0.88 \begin {gather*} -\frac {5 \, c x^{2} + 3 \, b}{15 \, x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.05, size = 15, normalized size = 0.88 \begin {gather*} \frac {- 3 b - 5 c x^{2}}{15 x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 5.93, size = 15, normalized size = 0.88 \begin {gather*} -\frac {5 \, c x^{2} + 3 \, b}{15 \, x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.03, size = 15, normalized size = 0.88 \begin {gather*} -\frac {5\,c\,x^2+3\,b}{15\,x^5} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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