Optimal. Leaf size=11 \[ x (a+b x)^{m+1} \]
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Rubi [A] time = 0.00, antiderivative size = 11, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {34} \begin {gather*} x (a+b x)^{m+1} \end {gather*}
Antiderivative was successfully verified.
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Rule 34
Rubi steps
\begin {align*} \int (a+b x)^m (a+b (2+m) x) \, dx &=x (a+b x)^{1+m}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 11, normalized size = 1.00 \begin {gather*} x (a+b x)^{m+1} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.05, size = 0, normalized size = 0.00 \begin {gather*} \int (a+b x)^m (a+b (2+m) x) \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 1.19, size = 17, normalized size = 1.55 \begin {gather*} {\left (b x^{2} + a x\right )} {\left (b x + a\right )}^{m} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 1.00, size = 23, normalized size = 2.09 \begin {gather*} {\left (b x + a\right )}^{m} b x^{2} + {\left (b x + a\right )}^{m} a x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 12, normalized size = 1.09 \begin {gather*} x \left (b x +a \right )^{m +1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 1.12, size = 106, normalized size = 9.64 \begin {gather*} \frac {{\left (b^{2} {\left (m + 1\right )} x^{2} + a b m x - a^{2}\right )} {\left (b x + a\right )}^{m} m}{{\left (m^{2} + 3 \, m + 2\right )} b} + \frac {2 \, {\left (b^{2} {\left (m + 1\right )} x^{2} + a b m x - a^{2}\right )} {\left (b x + a\right )}^{m}}{{\left (m^{2} + 3 \, m + 2\right )} b} + \frac {{\left (b x + a\right )}^{m + 1} a}{b {\left (m + 1\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.46, size = 11, normalized size = 1.00 \begin {gather*} x\,{\left (a+b\,x\right )}^{m+1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.27, size = 20, normalized size = 1.82 \begin {gather*} a x \left (a + b x\right )^{m} + b x^{2} \left (a + b x\right )^{m} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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