Optimal. Leaf size=35 \[ \frac{2^n (b x)^{m+1} \, _2F_1\left (m+1,-n;m+2;-\frac{d x}{2}\right )}{b (m+1)} \]
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Rubi [A] time = 0.0108964, antiderivative size = 35, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.077, Rules used = {64} \[ \frac{2^n (b x)^{m+1} \, _2F_1\left (m+1,-n;m+2;-\frac{d x}{2}\right )}{b (m+1)} \]
Antiderivative was successfully verified.
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Rule 64
Rubi steps
\begin{align*} \int (b x)^m (2+d x)^n \, dx &=\frac{2^n (b x)^{1+m} \, _2F_1\left (1+m,-n;2+m;-\frac{d x}{2}\right )}{b (1+m)}\\ \end{align*}
Mathematica [A] time = 0.0062759, size = 31, normalized size = 0.89 \[ \frac{2^n x (b x)^m \, _2F_1\left (m+1,-n;m+2;-\frac{d x}{2}\right )}{m+1} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.069, size = 32, normalized size = 0.9 \begin{align*}{\frac{{2}^{n} \left ( bx \right ) ^{m}x}{1+m}{\mbox{$_2$F$_1$}(-n,1+m;\,2+m;\,-{\frac{dx}{2}})}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (b x\right )^{m}{\left (d x + 2\right )}^{n}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\left (b x\right )^{m}{\left (d x + 2\right )}^{n}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] time = 2.12556, size = 37, normalized size = 1.06 \begin{align*} \frac{2^{n} b^{m} x x^{m} \Gamma \left (m + 1\right ){{}_{2}F_{1}\left (\begin{matrix} - n, m + 1 \\ m + 2 \end{matrix}\middle |{\frac{d x e^{i \pi }}{2}} \right )}}{\Gamma \left (m + 2\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (b x\right )^{m}{\left (d x + 2\right )}^{n}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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