Integrand size = 24, antiderivative size = 19 \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2}{3} d \left (a+b x+c x^2\right )^{3/2} \]
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Time = 0.00 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.042, Rules used = {643} \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2}{3} d \left (a+b x+c x^2\right )^{3/2} \]
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Rule 643
Rubi steps \begin{align*} \text {integral}& = \frac {2}{3} d \left (a+b x+c x^2\right )^{3/2} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95 \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2}{3} d (a+x (b+c x))^{3/2} \]
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Time = 2.49 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.84
method | result | size |
gosper | \(\frac {2 d \left (c \,x^{2}+b x +a \right )^{\frac {3}{2}}}{3}\) | \(16\) |
default | \(\frac {2 d \left (c \,x^{2}+b x +a \right )^{\frac {3}{2}}}{3}\) | \(16\) |
risch | \(\frac {2 d \left (c \,x^{2}+b x +a \right )^{\frac {3}{2}}}{3}\) | \(16\) |
pseudoelliptic | \(\frac {2 d \left (c \,x^{2}+b x +a \right )^{\frac {3}{2}}}{3}\) | \(16\) |
trager | \(d \left (\frac {2}{3} c \,x^{2}+\frac {2}{3} b x +\frac {2}{3} a \right ) \sqrt {c \,x^{2}+b x +a}\) | \(29\) |
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Time = 0.29 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.47 \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2}{3} \, {\left (c d x^{2} + b d x + a d\right )} \sqrt {c x^{2} + b x + a} \]
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Leaf count of result is larger than twice the leaf count of optimal. 65 vs. \(2 (17) = 34\).
Time = 0.08 (sec) , antiderivative size = 65, normalized size of antiderivative = 3.42 \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2 a d \sqrt {a + b x + c x^{2}}}{3} + \frac {2 b d x \sqrt {a + b x + c x^{2}}}{3} + \frac {2 c d x^{2} \sqrt {a + b x + c x^{2}}}{3} \]
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Time = 0.19 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2}{3} \, {\left (c x^{2} + b x + a\right )}^{\frac {3}{2}} d \]
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Time = 0.28 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2}{3} \, {\left (c x^{2} + b x + a\right )}^{\frac {3}{2}} d \]
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Time = 9.64 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int (b d+2 c d x) \sqrt {a+b x+c x^2} \, dx=\frac {2\,d\,{\left (c\,x^2+b\,x+a\right )}^{3/2}}{3} \]
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