Optimal. Leaf size=61 \[ \frac {1}{3} x^3 \left (a+b (c x)^n\right )^p \left (\frac {b (c x)^n}{a}+1\right )^{-p} \, _2F_1\left (\frac {3}{n},-p;\frac {n+3}{n};-\frac {b (c x)^n}{a}\right ) \]
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Rubi [A] time = 0.04, antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.267, Rules used = {367, 12, 365, 364} \[ \frac {1}{3} x^3 \left (a+b (c x)^n\right )^p \left (\frac {b (c x)^n}{a}+1\right )^{-p} \, _2F_1\left (\frac {3}{n},-p;\frac {n+3}{n};-\frac {b (c x)^n}{a}\right ) \]
Antiderivative was successfully verified.
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Rule 12
Rule 364
Rule 365
Rule 367
Rubi steps
\begin {align*} \int x^2 \left (a+b (c x)^n\right )^p \, dx &=\frac {\operatorname {Subst}\left (\int \frac {x^2 \left (a+b x^n\right )^p}{c^2} \, dx,x,c x\right )}{c}\\ &=\frac {\operatorname {Subst}\left (\int x^2 \left (a+b x^n\right )^p \, dx,x,c x\right )}{c^3}\\ &=\frac {\left (\left (a+b (c x)^n\right )^p \left (1+\frac {b (c x)^n}{a}\right )^{-p}\right ) \operatorname {Subst}\left (\int x^2 \left (1+\frac {b x^n}{a}\right )^p \, dx,x,c x\right )}{c^3}\\ &=\frac {1}{3} x^3 \left (a+b (c x)^n\right )^p \left (1+\frac {b (c x)^n}{a}\right )^{-p} \, _2F_1\left (\frac {3}{n},-p;\frac {3+n}{n};-\frac {b (c x)^n}{a}\right )\\ \end {align*}
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Mathematica [A] time = 0.06, size = 61, normalized size = 1.00 \[ \frac {1}{3} x^3 \left (a+b (c x)^n\right )^p \left (\frac {b (c x)^n}{a}+1\right )^{-p} \, _2F_1\left (\frac {3}{n},-p;1+\frac {3}{n};-\frac {b (c x)^n}{a}\right ) \]
Antiderivative was successfully verified.
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fricas [F] time = 0.89, size = 0, normalized size = 0.00 \[ {\rm integral}\left ({\left (\left (c x\right )^{n} b + a\right )}^{p} x^{2}, x\right ) \]
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 \[ \int {\left (\left (c x\right )^{n} b + a\right )}^{p} x^{2}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.24, size = 0, normalized size = 0.00 \[ \int x^{2} \left (b \left (c x \right )^{n}+a \right )^{p}\, dx \]
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 \[ \int {\left (\left (c x\right )^{n} b + a\right )}^{p} x^{2}\,{d x} \]
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 \[ \int x^2\,{\left (a+b\,{\left (c\,x\right )}^n\right )}^p \,d x \]
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 \[ \int x^{2} \left (a + b \left (c x\right )^{n}\right )^{p}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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