Integrand size = 54, antiderivative size = 32 \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=a c x+\frac {1}{2} a d x^2+\frac {1}{3} b c x^3+\frac {1}{4} b d x^4 \]
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Time = 0.02 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.019, Rules used = {1600} \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=a c x+\frac {1}{2} a d x^2+\frac {1}{3} b c x^3+\frac {1}{4} b d x^4 \]
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Rule 1600
Rubi steps \begin{align*} \text {integral}& = \int \left (a c+a d x+b c x^2+b d x^3\right ) \, dx \\ & = a c x+\frac {1}{2} a d x^2+\frac {1}{3} b c x^3+\frac {1}{4} b d x^4 \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.00 \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=a c x+\frac {1}{2} a d x^2+\frac {1}{3} b c x^3+\frac {1}{4} b d x^4 \]
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Time = 0.69 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.84
method | result | size |
default | \(a c x +\frac {1}{2} a d \,x^{2}+\frac {1}{3} b c \,x^{3}+\frac {1}{4} b d \,x^{4}\) | \(27\) |
norman | \(a c x +\frac {1}{2} a d \,x^{2}+\frac {1}{3} b c \,x^{3}+\frac {1}{4} b d \,x^{4}\) | \(27\) |
risch | \(a c x +\frac {1}{2} a d \,x^{2}+\frac {1}{3} b c \,x^{3}+\frac {1}{4} b d \,x^{4}\) | \(27\) |
parallelrisch | \(a c x +\frac {1}{2} a d \,x^{2}+\frac {1}{3} b c \,x^{3}+\frac {1}{4} b d \,x^{4}\) | \(27\) |
parts | \(a c x +\frac {1}{2} a d \,x^{2}+\frac {1}{3} b c \,x^{3}+\frac {1}{4} b d \,x^{4}\) | \(27\) |
gosper | \(\frac {x \left (3 x^{3} b d +4 b c \,x^{2}+6 a d x +12 a c \right )}{12}\) | \(28\) |
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Time = 0.27 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.81 \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=\frac {1}{4} \, b d x^{4} + \frac {1}{3} \, b c x^{3} + \frac {1}{2} \, a d x^{2} + a c x \]
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Time = 0.03 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.91 \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=a c x + \frac {a d x^{2}}{2} + \frac {b c x^{3}}{3} + \frac {b d x^{4}}{4} \]
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Time = 0.20 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.81 \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=\frac {1}{4} \, b d x^{4} + \frac {1}{3} \, b c x^{3} + \frac {1}{2} \, a d x^{2} + a c x \]
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Time = 0.29 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.81 \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=\frac {1}{4} \, b d x^{4} + \frac {1}{3} \, b c x^{3} + \frac {1}{2} \, a d x^{2} + a c x \]
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Time = 0.03 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.81 \[ \int \frac {a^2 c+a^2 d x+2 a b c x^2+2 a b d x^3+b^2 c x^4+b^2 d x^5}{a+b x^2} \, dx=\frac {b\,d\,x^4}{4}+\frac {b\,c\,x^3}{3}+\frac {a\,d\,x^2}{2}+a\,c\,x \]
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