Optimal. Leaf size=61 \[ \frac {1}{2} x^2 \left (a+b (c x)^n\right )^p \left (1+\frac {b (c x)^n}{a}\right )^{-p} \, _2F_1\left (\frac {2}{n},-p;\frac {2+n}{n};-\frac {b (c x)^n}{a}\right ) \]
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Rubi [A]
time = 0.02, antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 4, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.308, Rules used = {374, 12, 372,
371} \begin {gather*} \frac {1}{2} x^2 \left (a+b (c x)^n\right )^p \left (\frac {b (c x)^n}{a}+1\right )^{-p} \, _2F_1\left (\frac {2}{n},-p;\frac {n+2}{n};-\frac {b (c x)^n}{a}\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 371
Rule 372
Rule 374
Rubi steps
\begin {align*} \int x \left (a+b (c x)^n\right )^p \, dx &=\frac {\text {Subst}\left (\int \frac {x \left (a+b x^n\right )^p}{c} \, dx,x,c x\right )}{c}\\ &=\frac {\text {Subst}\left (\int x \left (a+b x^n\right )^p \, dx,x,c x\right )}{c^2}\\ &=\frac {\left (\left (a+b (c x)^n\right )^p \left (1+\frac {b (c x)^n}{a}\right )^{-p}\right ) \text {Subst}\left (\int x \left (1+\frac {b x^n}{a}\right )^p \, dx,x,c x\right )}{c^2}\\ &=\frac {1}{2} x^2 \left (a+b (c x)^n\right )^p \left (1+\frac {b (c x)^n}{a}\right )^{-p} \, _2F_1\left (\frac {2}{n},-p;\frac {2+n}{n};-\frac {b (c x)^n}{a}\right )\\ \end {align*}
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Mathematica [A]
time = 0.05, size = 61, normalized size = 1.00 \begin {gather*} \frac {1}{2} x^2 \left (a+b (c x)^n\right )^p \left (1+\frac {b (c x)^n}{a}\right )^{-p} \, _2F_1\left (\frac {2}{n},-p;1+\frac {2}{n};-\frac {b (c x)^n}{a}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.06, size = 0, normalized size = 0.00 \[\int x \left (a +b \left (c x \right )^{n}\right )^{p}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.39, size = 15, normalized size = 0.25 \begin {gather*} {\rm integral}\left ({\left (\left (c x\right )^{n} b + a\right )}^{p} x, x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int x \left (a + b \left (c x\right )^{n}\right )^{p}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int x\,{\left (a+b\,{\left (c\,x\right )}^n\right )}^p \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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