Optimal. Leaf size=27 \[ \frac{\left (a+b x^{12 m+1}\right )^{13}}{13 b (12 m+1)} \]
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Rubi [A] time = 0.0077874, antiderivative size = 27, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.118, Rules used = {1593, 261} \[ \frac{\left (a+b x^{12 m+1}\right )^{13}}{13 b (12 m+1)} \]
Antiderivative was successfully verified.
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Rule 1593
Rule 261
Rubi steps
\begin{align*} \int \left (a x^m+b x^{1+13 m}\right )^{12} \, dx &=\int x^{12 m} \left (a+b x^{1+12 m}\right )^{12} \, dx\\ &=\frac{\left (a+b x^{1+12 m}\right )^{13}}{13 b (1+12 m)}\\ \end{align*}
Mathematica [A] time = 0.0040226, size = 24, normalized size = 0.89 \[ \frac{\left (a+b x^{12 m+1}\right )^{13}}{156 b m+13 b} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.041, size = 287, normalized size = 10.6 \begin{align*}{\frac{{b}^{12}{x}^{13} \left ({x}^{m} \right ) ^{156}}{13+156\,m}}+{\frac{a{b}^{11}{x}^{12} \left ({x}^{m} \right ) ^{144}}{1+12\,m}}+6\,{\frac{{a}^{2}{b}^{10}{x}^{11} \left ({x}^{m} \right ) ^{132}}{1+12\,m}}+22\,{\frac{{a}^{3}{b}^{9}{x}^{10} \left ({x}^{m} \right ) ^{120}}{1+12\,m}}+55\,{\frac{{a}^{4}{b}^{8}{x}^{9} \left ({x}^{m} \right ) ^{108}}{1+12\,m}}+99\,{\frac{{a}^{5}{b}^{7}{x}^{8} \left ({x}^{m} \right ) ^{96}}{1+12\,m}}+132\,{\frac{{a}^{6}{b}^{6}{x}^{7} \left ({x}^{m} \right ) ^{84}}{1+12\,m}}+132\,{\frac{{a}^{7}{b}^{5}{x}^{6} \left ({x}^{m} \right ) ^{72}}{1+12\,m}}+99\,{\frac{{a}^{8}{b}^{4}{x}^{5} \left ({x}^{m} \right ) ^{60}}{1+12\,m}}+55\,{\frac{{a}^{9}{b}^{3}{x}^{4} \left ({x}^{m} \right ) ^{48}}{1+12\,m}}+22\,{\frac{{a}^{10}{b}^{2}{x}^{3} \left ({x}^{m} \right ) ^{36}}{1+12\,m}}+6\,{\frac{{a}^{11}b{x}^{2} \left ({x}^{m} \right ) ^{24}}{1+12\,m}}+{\frac{{a}^{12}x \left ({x}^{m} \right ) ^{12}}{1+12\,m}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 0.862526, size = 493, normalized size = 18.26 \begin{align*} \frac{b^{12} x^{13} x^{156 \, m} + 13 \, a b^{11} x^{12} x^{144 \, m} + 78 \, a^{2} b^{10} x^{11} x^{132 \, m} + 286 \, a^{3} b^{9} x^{10} x^{120 \, m} + 715 \, a^{4} b^{8} x^{9} x^{108 \, m} + 1287 \, a^{5} b^{7} x^{8} x^{96 \, m} + 1716 \, a^{6} b^{6} x^{7} x^{84 \, m} + 1716 \, a^{7} b^{5} x^{6} x^{72 \, m} + 1287 \, a^{8} b^{4} x^{5} x^{60 \, m} + 715 \, a^{9} b^{3} x^{4} x^{48 \, m} + 286 \, a^{10} b^{2} x^{3} x^{36 \, m} + 78 \, a^{11} b x^{2} x^{24 \, m} + 13 \, a^{12} x x^{12 \, m}}{13 \,{\left (12 \, m + 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.25509, size = 277, normalized size = 10.26 \begin{align*} \frac{b^{12} x^{13} x^{156 \, m} + 13 \, a b^{11} x^{12} x^{144 \, m} + 78 \, a^{2} b^{10} x^{11} x^{132 \, m} + 286 \, a^{3} b^{9} x^{10} x^{120 \, m} + 715 \, a^{4} b^{8} x^{9} x^{108 \, m} + 1287 \, a^{5} b^{7} x^{8} x^{96 \, m} + 1716 \, a^{6} b^{6} x^{7} x^{84 \, m} + 1716 \, a^{7} b^{5} x^{6} x^{72 \, m} + 1287 \, a^{8} b^{4} x^{5} x^{60 \, m} + 715 \, a^{9} b^{3} x^{4} x^{48 \, m} + 286 \, a^{10} b^{2} x^{3} x^{36 \, m} + 78 \, a^{11} b x^{2} x^{24 \, m} + 13 \, a^{12} x x^{12 \, m}}{13 \,{\left (12 \, m + 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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