Integrand size = 18, antiderivative size = 15 \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=-\frac {b^2}{d^3 (a+b x)} \]
[Out]
Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {21, 32} \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=-\frac {b^2}{d^3 (a+b x)} \]
[In]
[Out]
Rule 21
Rule 32
Rubi steps \begin{align*} \text {integral}& = \frac {b^3 \int \frac {1}{(a+b x)^2} \, dx}{d^3} \\ & = -\frac {b^2}{d^3 (a+b x)} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=-\frac {b^2}{d^3 (a+b x)} \]
[In]
[Out]
Time = 0.15 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.07
method | result | size |
gosper | \(-\frac {b^{2}}{d^{3} \left (b x +a \right )}\) | \(16\) |
default | \(-\frac {b^{2}}{d^{3} \left (b x +a \right )}\) | \(16\) |
risch | \(-\frac {b^{2}}{d^{3} \left (b x +a \right )}\) | \(16\) |
parallelrisch | \(\frac {b^{3} x}{a \,d^{3} \left (b x +a \right )}\) | \(19\) |
norman | \(\frac {-\frac {a \,b^{2}}{d}-\frac {b^{3} x}{d}}{d^{2} \left (b x +a \right )^{2}}\) | \(31\) |
[In]
[Out]
none
Time = 0.22 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.27 \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=-\frac {b^{2}}{b d^{3} x + a d^{3}} \]
[In]
[Out]
Time = 0.10 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.27 \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=- \frac {b^{3}}{a b d^{3} + b^{2} d^{3} x} \]
[In]
[Out]
none
Time = 0.21 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.27 \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=-\frac {b^{2}}{b d^{3} x + a d^{3}} \]
[In]
[Out]
none
Time = 0.29 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=-\frac {b^{2}}{{\left (b x + a\right )} d^{3}} \]
[In]
[Out]
Time = 0.04 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int \frac {a+b x}{\left (\frac {a d}{b}+d x\right )^3} \, dx=-\frac {b^2}{d^3\,\left (a+b\,x\right )} \]
[In]
[Out]