Optimal. Leaf size=33 \[ \frac {1}{2} a x \sqrt {c x^2}+\frac {1}{3} b x^2 \sqrt {c x^2} \]
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Rubi [A]
time = 0.01, antiderivative size = 33, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {15, 45}
\begin {gather*} \frac {1}{2} a x \sqrt {c x^2}+\frac {1}{3} b x^2 \sqrt {c x^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 15
Rule 45
Rubi steps
\begin {align*} \int \sqrt {c x^2} (a+b x) \, dx &=\frac {\sqrt {c x^2} \int x (a+b x) \, dx}{x}\\ &=\frac {\sqrt {c x^2} \int \left (a x+b x^2\right ) \, dx}{x}\\ &=\frac {1}{2} a x \sqrt {c x^2}+\frac {1}{3} b x^2 \sqrt {c x^2}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 22, normalized size = 0.67 \begin {gather*} \frac {1}{6} x \sqrt {c x^2} (3 a+2 b x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 19, normalized size = 0.58
method | result | size |
gosper | \(\frac {x \left (2 b x +3 a \right ) \sqrt {c \,x^{2}}}{6}\) | \(19\) |
default | \(\frac {x \left (2 b x +3 a \right ) \sqrt {c \,x^{2}}}{6}\) | \(19\) |
risch | \(\frac {a x \sqrt {c \,x^{2}}}{2}+\frac {b \,x^{2} \sqrt {c \,x^{2}}}{3}\) | \(26\) |
trager | \(\frac {\left (2 x^{2} b +3 a x +2 b x +3 a +2 b \right ) \left (-1+x \right ) \sqrt {c \,x^{2}}}{6 x}\) | \(37\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.32, size = 25, normalized size = 0.76 \begin {gather*} \frac {1}{2} \, \sqrt {c x^{2}} a x + \frac {\left (c x^{2}\right )^{\frac {3}{2}} b}{3 \, c} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.63, size = 20, normalized size = 0.61 \begin {gather*} \frac {1}{6} \, {\left (2 \, b x^{2} + 3 \, a x\right )} \sqrt {c x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.07, size = 27, normalized size = 0.82 \begin {gather*} \frac {a x \sqrt {c x^{2}}}{2} + \frac {b x^{2} \sqrt {c x^{2}}}{3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.27, size = 22, normalized size = 0.67 \begin {gather*} \frac {1}{6} \, {\left (2 \, b x^{3} \mathrm {sgn}\left (x\right ) + 3 \, a x^{2} \mathrm {sgn}\left (x\right )\right )} \sqrt {c} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.54, size = 20, normalized size = 0.61 \begin {gather*} \frac {\sqrt {c}\,\left (2\,b\,\sqrt {x^6}+3\,a\,x\,\left |x\right |\right )}{6} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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