Optimal. Leaf size=25 \[ \frac {a x^3}{3}-\frac {b \cos \left (c+d x^3\right )}{3 d} \]
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Rubi [A]
time = 0.02, antiderivative size = 25, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.188, Rules used = {14, 3460, 2718}
\begin {gather*} \frac {a x^3}{3}-\frac {b \cos \left (c+d x^3\right )}{3 d} \end {gather*}
Antiderivative was successfully verified.
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Rule 14
Rule 2718
Rule 3460
Rubi steps
\begin {align*} \int x^2 \left (a+b \sin \left (c+d x^3\right )\right ) \, dx &=\int \left (a x^2+b x^2 \sin \left (c+d x^3\right )\right ) \, dx\\ &=\frac {a x^3}{3}+b \int x^2 \sin \left (c+d x^3\right ) \, dx\\ &=\frac {a x^3}{3}+\frac {1}{3} b \text {Subst}\left (\int \sin (c+d x) \, dx,x,x^3\right )\\ &=\frac {a x^3}{3}-\frac {b \cos \left (c+d x^3\right )}{3 d}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 41, normalized size = 1.64 \begin {gather*} \frac {a x^3}{3}-\frac {b \cos (c) \cos \left (d x^3\right )}{3 d}+\frac {b \sin (c) \sin \left (d x^3\right )}{3 d} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 27, normalized size = 1.08
method | result | size |
risch | \(\frac {a \,x^{3}}{3}-\frac {b \cos \left (d \,x^{3}+c \right )}{3 d}\) | \(22\) |
derivativedivides | \(\frac {\left (d \,x^{3}+c \right ) a -b \cos \left (d \,x^{3}+c \right )}{3 d}\) | \(27\) |
default | \(\frac {\left (d \,x^{3}+c \right ) a -b \cos \left (d \,x^{3}+c \right )}{3 d}\) | \(27\) |
norman | \(\frac {\frac {a \,x^{3}}{3}-\frac {2 b}{3 d}+\frac {a \,x^{3} \left (\tan ^{2}\left (\frac {d \,x^{3}}{2}+\frac {c}{2}\right )\right )}{3}}{1+\tan ^{2}\left (\frac {d \,x^{3}}{2}+\frac {c}{2}\right )}\) | \(51\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 21, normalized size = 0.84 \begin {gather*} \frac {1}{3} \, a x^{3} - \frac {b \cos \left (d x^{3} + c\right )}{3 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.37, size = 23, normalized size = 0.92 \begin {gather*} \frac {a d x^{3} - b \cos \left (d x^{3} + c\right )}{3 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.11, size = 31, normalized size = 1.24 \begin {gather*} \begin {cases} \frac {a x^{3}}{3} - \frac {b \cos {\left (c + d x^{3} \right )}}{3 d} & \text {for}\: d \neq 0 \\\frac {x^{3} \left (a + b \sin {\left (c \right )}\right )}{3} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.85, size = 26, normalized size = 1.04 \begin {gather*} \frac {{\left (d x^{3} + c\right )} a - b \cos \left (d x^{3} + c\right )}{3 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 4.66, size = 21, normalized size = 0.84 \begin {gather*} \frac {a\,x^3}{3}-\frac {b\,\cos \left (d\,x^3+c\right )}{3\,d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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