Optimal. Leaf size=14 \[ -\frac {1}{a+b x+c x^2} \]
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Rubi [A]
time = 0.00, antiderivative size = 14, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.053, Rules used = {643}
\begin {gather*} -\frac {1}{a+b x+c x^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 643
Rubi steps
\begin {align*} \int \frac {b+2 c x}{\left (a+b x+c x^2\right )^2} \, dx &=-\frac {1}{a+b x+c x^2}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 13, normalized size = 0.93 \begin {gather*} -\frac {1}{a+x (b+c x)} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.81, size = 15, normalized size = 1.07
method | result | size |
gosper | \(-\frac {1}{c \,x^{2}+b x +a}\) | \(15\) |
derivativedivides | \(-\frac {1}{c \,x^{2}+b x +a}\) | \(15\) |
default | \(-\frac {1}{c \,x^{2}+b x +a}\) | \(15\) |
risch | \(-\frac {1}{c \,x^{2}+b x +a}\) | \(15\) |
norman | \(\frac {\frac {b x}{a}+\frac {c \,x^{2}}{a}}{c \,x^{2}+b x +a}\) | \(29\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 14, normalized size = 1.00 \begin {gather*} -\frac {1}{c x^{2} + b x + a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 2.54, size = 14, normalized size = 1.00 \begin {gather*} -\frac {1}{c x^{2} + b x + a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.20, size = 12, normalized size = 0.86 \begin {gather*} - \frac {1}{a + b x + c x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.37, size = 14, normalized size = 1.00 \begin {gather*} -\frac {1}{c x^{2} + b x + a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.03, size = 14, normalized size = 1.00 \begin {gather*} -\frac {1}{c\,x^2+b\,x+a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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