Optimal. Leaf size=100 \[ -\frac {2 \left (b x+c x^2\right )^{3/2}}{9 b x^6}+\frac {4 c \left (b x+c x^2\right )^{3/2}}{21 b^2 x^5}-\frac {16 c^2 \left (b x+c x^2\right )^{3/2}}{105 b^3 x^4}+\frac {32 c^3 \left (b x+c x^2\right )^{3/2}}{315 b^4 x^3} \]
[Out]
________________________________________________________________________________________
Rubi [A]
time = 0.03, antiderivative size = 100, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 2, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {672, 664}
\begin {gather*} \frac {32 c^3 \left (b x+c x^2\right )^{3/2}}{315 b^4 x^3}-\frac {16 c^2 \left (b x+c x^2\right )^{3/2}}{105 b^3 x^4}+\frac {4 c \left (b x+c x^2\right )^{3/2}}{21 b^2 x^5}-\frac {2 \left (b x+c x^2\right )^{3/2}}{9 b x^6} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
Rule 664
Rule 672
Rubi steps
\begin {align*} \int \frac {\sqrt {b x+c x^2}}{x^6} \, dx &=-\frac {2 \left (b x+c x^2\right )^{3/2}}{9 b x^6}-\frac {(2 c) \int \frac {\sqrt {b x+c x^2}}{x^5} \, dx}{3 b}\\ &=-\frac {2 \left (b x+c x^2\right )^{3/2}}{9 b x^6}+\frac {4 c \left (b x+c x^2\right )^{3/2}}{21 b^2 x^5}+\frac {\left (8 c^2\right ) \int \frac {\sqrt {b x+c x^2}}{x^4} \, dx}{21 b^2}\\ &=-\frac {2 \left (b x+c x^2\right )^{3/2}}{9 b x^6}+\frac {4 c \left (b x+c x^2\right )^{3/2}}{21 b^2 x^5}-\frac {16 c^2 \left (b x+c x^2\right )^{3/2}}{105 b^3 x^4}-\frac {\left (16 c^3\right ) \int \frac {\sqrt {b x+c x^2}}{x^3} \, dx}{105 b^3}\\ &=-\frac {2 \left (b x+c x^2\right )^{3/2}}{9 b x^6}+\frac {4 c \left (b x+c x^2\right )^{3/2}}{21 b^2 x^5}-\frac {16 c^2 \left (b x+c x^2\right )^{3/2}}{105 b^3 x^4}+\frac {32 c^3 \left (b x+c x^2\right )^{3/2}}{315 b^4 x^3}\\ \end {align*}
________________________________________________________________________________________
Mathematica [A]
time = 0.08, size = 62, normalized size = 0.62 \begin {gather*} -\frac {2 \sqrt {x (b+c x)} \left (35 b^4+5 b^3 c x-6 b^2 c^2 x^2+8 b c^3 x^3-16 c^4 x^4\right )}{315 b^4 x^5} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [A]
time = 0.46, size = 93, normalized size = 0.93
method | result | size |
gosper | \(-\frac {2 \left (c x +b \right ) \left (-16 c^{3} x^{3}+24 b \,c^{2} x^{2}-30 b^{2} c x +35 b^{3}\right ) \sqrt {c \,x^{2}+b x}}{315 b^{4} x^{5}}\) | \(55\) |
trager | \(-\frac {2 \left (-16 c^{4} x^{4}+8 b \,c^{3} x^{3}-6 b^{2} c^{2} x^{2}+5 b^{3} c x +35 b^{4}\right ) \sqrt {c \,x^{2}+b x}}{315 b^{4} x^{5}}\) | \(61\) |
risch | \(-\frac {2 \left (c x +b \right ) \left (-16 c^{4} x^{4}+8 b \,c^{3} x^{3}-6 b^{2} c^{2} x^{2}+5 b^{3} c x +35 b^{4}\right )}{315 x^{4} \sqrt {x \left (c x +b \right )}\, b^{4}}\) | \(64\) |
default | \(-\frac {2 \left (c \,x^{2}+b x \right )^{\frac {3}{2}}}{9 b \,x^{6}}-\frac {2 c \left (-\frac {2 \left (c \,x^{2}+b x \right )^{\frac {3}{2}}}{7 b \,x^{5}}-\frac {4 c \left (-\frac {2 \left (c \,x^{2}+b x \right )^{\frac {3}{2}}}{5 b \,x^{4}}+\frac {4 c \left (c \,x^{2}+b x \right )^{\frac {3}{2}}}{15 b^{2} x^{3}}\right )}{7 b}\right )}{3 b}\) | \(93\) |
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [A]
time = 0.30, size = 103, normalized size = 1.03 \begin {gather*} \frac {32 \, \sqrt {c x^{2} + b x} c^{4}}{315 \, b^{4} x} - \frac {16 \, \sqrt {c x^{2} + b x} c^{3}}{315 \, b^{3} x^{2}} + \frac {4 \, \sqrt {c x^{2} + b x} c^{2}}{105 \, b^{2} x^{3}} - \frac {2 \, \sqrt {c x^{2} + b x} c}{63 \, b x^{4}} - \frac {2 \, \sqrt {c x^{2} + b x}}{9 \, x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A]
time = 2.37, size = 60, normalized size = 0.60 \begin {gather*} \frac {2 \, {\left (16 \, c^{4} x^{4} - 8 \, b c^{3} x^{3} + 6 \, b^{2} c^{2} x^{2} - 5 \, b^{3} c x - 35 \, b^{4}\right )} \sqrt {c x^{2} + b x}}{315 \, b^{4} x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\sqrt {x \left (b + c x\right )}}{x^{6}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [A]
time = 3.95, size = 165, normalized size = 1.65 \begin {gather*} \frac {2 \, {\left (630 \, {\left (\sqrt {c} x - \sqrt {c x^{2} + b x}\right )}^{5} c^{\frac {5}{2}} + 1764 \, {\left (\sqrt {c} x - \sqrt {c x^{2} + b x}\right )}^{4} b c^{2} + 1995 \, {\left (\sqrt {c} x - \sqrt {c x^{2} + b x}\right )}^{3} b^{2} c^{\frac {3}{2}} + 1125 \, {\left (\sqrt {c} x - \sqrt {c x^{2} + b x}\right )}^{2} b^{3} c + 315 \, {\left (\sqrt {c} x - \sqrt {c x^{2} + b x}\right )} b^{4} \sqrt {c} + 35 \, b^{5}\right )}}{315 \, {\left (\sqrt {c} x - \sqrt {c x^{2} + b x}\right )}^{9}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Mupad [B]
time = 0.49, size = 103, normalized size = 1.03 \begin {gather*} \frac {4\,c^2\,\sqrt {c\,x^2+b\,x}}{105\,b^2\,x^3}-\frac {2\,\sqrt {c\,x^2+b\,x}}{9\,x^5}-\frac {16\,c^3\,\sqrt {c\,x^2+b\,x}}{315\,b^3\,x^2}+\frac {32\,c^4\,\sqrt {c\,x^2+b\,x}}{315\,b^4\,x}-\frac {2\,c\,\sqrt {c\,x^2+b\,x}}{63\,b\,x^4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________