Integrand size = 7, antiderivative size = 18 \[ \int (a+b x)^n \, dx=\frac {(a+b x)^{1+n}}{b (1+n)} \]
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Time = 0.00 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {32} \[ \int (a+b x)^n \, dx=\frac {(a+b x)^{n+1}}{b (n+1)} \]
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Rule 32
Rubi steps \begin{align*} \text {integral}& = \frac {(a+b x)^{1+n}}{b (1+n)} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int (a+b x)^n \, dx=\frac {(a+b x)^{1+n}}{b (1+n)} \]
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Time = 0.11 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.06
method | result | size |
gosper | \(\frac {\left (b x +a \right )^{1+n}}{b \left (1+n \right )}\) | \(19\) |
default | \(\frac {\left (b x +a \right )^{1+n}}{b \left (1+n \right )}\) | \(19\) |
risch | \(\frac {\left (b x +a \right ) \left (b x +a \right )^{n}}{b \left (1+n \right )}\) | \(22\) |
parallelrisch | \(\frac {x \left (b x +a \right )^{n} a b +\left (b x +a \right )^{n} a^{2}}{\left (1+n \right ) a b}\) | \(36\) |
norman | \(\frac {x \,{\mathrm e}^{n \ln \left (b x +a \right )}}{1+n}+\frac {a \,{\mathrm e}^{n \ln \left (b x +a \right )}}{b \left (1+n \right )}\) | \(37\) |
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none
Time = 0.24 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int (a+b x)^n \, dx=\frac {{\left (b x + a\right )} {\left (b x + a\right )}^{n}}{b n + b} \]
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Time = 0.07 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int (a+b x)^n \, dx=\frac {\begin {cases} \frac {\left (a + b x\right )^{n + 1}}{n + 1} & \text {for}\: n \neq -1 \\\log {\left (a + b x \right )} & \text {otherwise} \end {cases}}{b} \]
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none
Time = 0.20 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int (a+b x)^n \, dx=\frac {{\left (b x + a\right )}^{n + 1}}{b {\left (n + 1\right )}} \]
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none
Time = 0.28 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int (a+b x)^n \, dx=\frac {{\left (b x + a\right )}^{n + 1}}{b {\left (n + 1\right )}} \]
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Time = 0.23 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int (a+b x)^n \, dx=\frac {{\left (a+b\,x\right )}^{n+1}}{b\,\left (n+1\right )} \]
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