Integrand size = 13, antiderivative size = 21 \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\frac {2 \sqrt {c+d (a+b x)}}{b d} \]
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Time = 0.01 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {33, 32} \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\frac {2 \sqrt {d (a+b x)+c}}{b d} \]
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Rule 32
Rule 33
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {1}{\sqrt {c+d x}} \, dx,x,a+b x\right )}{b} \\ & = \frac {2 \sqrt {c+d (a+b x)}}{b d} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\frac {2 \sqrt {c+a d+b d x}}{b d} \]
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Time = 0.18 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.95
method | result | size |
gosper | \(\frac {2 \sqrt {b d x +a d +c}}{d b}\) | \(20\) |
derivativedivides | \(\frac {2 \sqrt {b d x +a d +c}}{d b}\) | \(20\) |
default | \(\frac {2 \sqrt {b d x +a d +c}}{d b}\) | \(20\) |
trager | \(\frac {2 \sqrt {b d x +a d +c}}{d b}\) | \(20\) |
pseudoelliptic | \(\frac {2 \sqrt {c +d \left (b x +a \right )}}{b d}\) | \(20\) |
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none
Time = 0.23 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90 \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\frac {2 \, \sqrt {b d x + a d + c}}{b d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 31 vs. \(2 (15) = 30\).
Time = 0.49 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.48 \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\begin {cases} \frac {x}{\sqrt {a d + c}} & \text {for}\: b = 0 \\\frac {x}{\sqrt {c}} & \text {for}\: d = 0 \\\frac {2 \sqrt {c + d \left (a + b x\right )}}{b d} & \text {otherwise} \end {cases} \]
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none
Time = 0.21 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90 \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\frac {2 \, \sqrt {{\left (b x + a\right )} d + c}}{b d} \]
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Time = 0.28 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90 \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\frac {2 \, \sqrt {b d x + a d + c}}{b d} \]
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Time = 0.06 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90 \[ \int \frac {1}{\sqrt {c+d (a+b x)}} \, dx=\frac {2\,\sqrt {c+d\,\left (a+b\,x\right )}}{b\,d} \]
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