Optimal. Leaf size=59 \[ -\frac {x \log (a+b x)}{a^2 \sqrt {c x^2}}+\frac {x \log (x)}{a^2 \sqrt {c x^2}}+\frac {x}{a \sqrt {c x^2} (a+b x)} \]
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Rubi [A] time = 0.02, antiderivative size = 59, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {15, 44} \begin {gather*} -\frac {x \log (a+b x)}{a^2 \sqrt {c x^2}}+\frac {x \log (x)}{a^2 \sqrt {c x^2}}+\frac {x}{a \sqrt {c x^2} (a+b x)} \end {gather*}
Antiderivative was successfully verified.
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Rule 15
Rule 44
Rubi steps
\begin {align*} \int \frac {1}{\sqrt {c x^2} (a+b x)^2} \, dx &=\frac {x \int \frac {1}{x (a+b x)^2} \, dx}{\sqrt {c x^2}}\\ &=\frac {x \int \left (\frac {1}{a^2 x}-\frac {b}{a (a+b x)^2}-\frac {b}{a^2 (a+b x)}\right ) \, dx}{\sqrt {c x^2}}\\ &=\frac {x}{a \sqrt {c x^2} (a+b x)}+\frac {x \log (x)}{a^2 \sqrt {c x^2}}-\frac {x \log (a+b x)}{a^2 \sqrt {c x^2}}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 44, normalized size = 0.75 \begin {gather*} \frac {x (\log (x) (a+b x)-(a+b x) \log (a+b x)+a)}{a^2 \sqrt {c x^2} (a+b x)} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.05, size = 57, normalized size = 0.97 \begin {gather*} \sqrt {c x^2} \left (-\frac {\log (a+b x)}{a^2 c x}+\frac {\log (x)}{a^2 c x}+\frac {1}{a c x (a+b x)}\right ) \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.99, size = 44, normalized size = 0.75 \begin {gather*} \frac {\sqrt {c x^{2}} {\left ({\left (b x + a\right )} \log \left (\frac {x}{b x + a}\right ) + a\right )}}{a^{2} b c x^{2} + a^{3} c x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 1.08, size = 86, normalized size = 1.46 \begin {gather*} -\frac {\log \left ({\left | -\frac {a}{b x + a} + 1 \right |}\right )}{a^{2} \sqrt {c} \mathrm {sgn}\left (-\frac {b}{b x + a} + \frac {a b}{{\left (b x + a\right )}^{2}}\right )} - \frac {1}{{\left (b x + a\right )} a \sqrt {c} \mathrm {sgn}\left (-\frac {b}{b x + a} + \frac {a b}{{\left (b x + a\right )}^{2}}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 50, normalized size = 0.85 \begin {gather*} \frac {\left (b x \ln \relax (x )-b x \ln \left (b x +a \right )+a \ln \relax (x )-a \ln \left (b x +a \right )+a \right ) x}{\sqrt {c \,x^{2}}\, \left (b x +a \right ) a^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.46, size = 61, normalized size = 1.03 \begin {gather*} -\frac {\sqrt {c x^{2}} b}{a^{2} b c x + a^{3} c} - \frac {\left (-1\right )^{\frac {2 \, a c x}{b}} \log \left (-\frac {2 \, a c x}{b {\left | b x + a \right |}}\right )}{a^{2} \sqrt {c}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int \frac {1}{\sqrt {c\,x^2}\,{\left (a+b\,x\right )}^2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {1}{\sqrt {c x^{2}} \left (a + b x\right )^{2}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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