Optimal. Leaf size=8 \[ -\frac {1}{6} \cos ^6(x) \]
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Rubi [A] time = 0.01, antiderivative size = 8, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.286, Rules used = {2565, 30} \[ -\frac {1}{6} \cos ^6(x) \]
Antiderivative was successfully verified.
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Rule 30
Rule 2565
Rubi steps
\begin {align*} \int \cos ^5(x) \sin (x) \, dx &=-\operatorname {Subst}\left (\int x^5 \, dx,x,\cos (x)\right )\\ &=-\frac {1}{6} \cos ^6(x)\\ \end {align*}
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Mathematica [A] time = 0.00, size = 8, normalized size = 1.00 \[ -\frac {1}{6} \cos ^6(x) \]
Antiderivative was successfully verified.
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fricas [A] time = 0.42, size = 6, normalized size = 0.75 \[ -\frac {1}{6} \, \cos \relax (x)^{6} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.80, size = 6, normalized size = 0.75 \[ -\frac {1}{6} \, \cos \relax (x)^{6} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 7, normalized size = 0.88 \[ -\frac {\left (\cos ^{6}\relax (x )\right )}{6} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.43, size = 6, normalized size = 0.75 \[ -\frac {1}{6} \, \cos \relax (x)^{6} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.03, size = 19, normalized size = 2.38 \[ \frac {{\sin \relax (x)}^6}{6}-\frac {{\sin \relax (x)}^4}{2}+\frac {{\sin \relax (x)}^2}{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.07, size = 7, normalized size = 0.88 \[ - \frac {\cos ^{6}{\relax (x )}}{6} \]
Verification of antiderivative is not currently implemented for this CAS.
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