Optimal. Leaf size=28 \[ \frac {1}{2} x^2 (a B+A b)+a A x+\frac {1}{3} b B x^3 \]
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Rubi [A] time = 0.01, antiderivative size = 28, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {43} \[ \frac {1}{2} x^2 (a B+A b)+a A x+\frac {1}{3} b B x^3 \]
Antiderivative was successfully verified.
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Rule 43
Rubi steps
\begin {align*} \int (a+b x) (A+B x) \, dx &=\int \left (a A+(A b+a B) x+b B x^2\right ) \, dx\\ &=a A x+\frac {1}{2} (A b+a B) x^2+\frac {1}{3} b B x^3\\ \end {align*}
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Mathematica [A] time = 0.01, size = 28, normalized size = 1.00 \[ \frac {1}{2} x^2 (a B+A b)+a A x+\frac {1}{3} b B x^3 \]
Antiderivative was successfully verified.
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fricas [A] time = 0.57, size = 26, normalized size = 0.93 \[ \frac {1}{3} x^{3} b B + \frac {1}{2} x^{2} a B + \frac {1}{2} x^{2} b A + x a A \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 1.25, size = 26, normalized size = 0.93 \[ \frac {1}{3} \, B b x^{3} + \frac {1}{2} \, B a x^{2} + \frac {1}{2} \, A b x^{2} + A a x \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 25, normalized size = 0.89 \[ \frac {B b \,x^{3}}{3}+A a x +\frac {\left (A b +B a \right ) x^{2}}{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.11, size = 24, normalized size = 0.86 \[ \frac {1}{3} \, B b x^{3} + A a x + \frac {1}{2} \, {\left (B a + A b\right )} x^{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.04, size = 25, normalized size = 0.89 \[ \frac {B\,b\,x^3}{3}+\left (\frac {A\,b}{2}+\frac {B\,a}{2}\right )\,x^2+A\,a\,x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.19, size = 26, normalized size = 0.93 \[ A a x + \frac {B b x^{3}}{3} + x^{2} \left (\frac {A b}{2} + \frac {B a}{2}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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