Integrand size = 26, antiderivative size = 88 \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=-\frac {\left (b^2-4 a c\right )^2}{48 c^3 d (b d+2 c d x)^{3/2}}-\frac {\left (b^2-4 a c\right ) \sqrt {b d+2 c d x}}{8 c^3 d^3}+\frac {(b d+2 c d x)^{5/2}}{80 c^3 d^5} \]
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Time = 0.03 (sec) , antiderivative size = 88, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.038, Rules used = {697} \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=-\frac {\left (b^2-4 a c\right ) \sqrt {b d+2 c d x}}{8 c^3 d^3}-\frac {\left (b^2-4 a c\right )^2}{48 c^3 d (b d+2 c d x)^{3/2}}+\frac {(b d+2 c d x)^{5/2}}{80 c^3 d^5} \]
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Rule 697
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {\left (-b^2+4 a c\right )^2}{16 c^2 (b d+2 c d x)^{5/2}}+\frac {-b^2+4 a c}{8 c^2 d^2 \sqrt {b d+2 c d x}}+\frac {(b d+2 c d x)^{3/2}}{16 c^2 d^4}\right ) \, dx \\ & = -\frac {\left (b^2-4 a c\right )^2}{48 c^3 d (b d+2 c d x)^{3/2}}-\frac {\left (b^2-4 a c\right ) \sqrt {b d+2 c d x}}{8 c^3 d^3}+\frac {(b d+2 c d x)^{5/2}}{80 c^3 d^5} \\ \end{align*}
Time = 0.06 (sec) , antiderivative size = 78, normalized size of antiderivative = 0.89 \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=\frac {-5 b^4+40 a b^2 c-80 a^2 c^2-30 b^2 (b+2 c x)^2+120 a c (b+2 c x)^2+3 (b+2 c x)^4}{240 c^3 d (d (b+2 c x))^{3/2}} \]
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Time = 2.52 (sec) , antiderivative size = 95, normalized size of antiderivative = 1.08
method | result | size |
derivativedivides | \(\frac {8 a c \,d^{2} \sqrt {2 c d x +b d}-2 b^{2} d^{2} \sqrt {2 c d x +b d}+\frac {\left (2 c d x +b d \right )^{\frac {5}{2}}}{5}-\frac {d^{4} \left (16 a^{2} c^{2}-8 a \,b^{2} c +b^{4}\right )}{3 \left (2 c d x +b d \right )^{\frac {3}{2}}}}{16 c^{3} d^{5}}\) | \(95\) |
default | \(\frac {8 a c \,d^{2} \sqrt {2 c d x +b d}-2 b^{2} d^{2} \sqrt {2 c d x +b d}+\frac {\left (2 c d x +b d \right )^{\frac {5}{2}}}{5}-\frac {d^{4} \left (16 a^{2} c^{2}-8 a \,b^{2} c +b^{4}\right )}{3 \left (2 c d x +b d \right )^{\frac {3}{2}}}}{16 c^{3} d^{5}}\) | \(95\) |
gosper | \(-\frac {\left (2 c x +b \right ) \left (-3 c^{4} x^{4}-6 b \,c^{3} x^{3}-30 x^{2} c^{3} a +3 b^{2} c^{2} x^{2}-30 a b \,c^{2} x +6 b^{3} c x +5 a^{2} c^{2}-10 a \,b^{2} c +2 b^{4}\right )}{15 c^{3} \left (2 c d x +b d \right )^{\frac {5}{2}}}\) | \(96\) |
pseudoelliptic | \(\frac {3 c^{4} x^{4}+6 b \,c^{3} x^{3}+30 x^{2} c^{3} a -3 b^{2} c^{2} x^{2}+30 a b \,c^{2} x -6 b^{3} c x -5 a^{2} c^{2}+10 a \,b^{2} c -2 b^{4}}{15 d^{2} \left (2 c x +b \right ) \sqrt {d \left (2 c x +b \right )}\, c^{3}}\) | \(100\) |
trager | \(-\frac {\left (-3 c^{4} x^{4}-6 b \,c^{3} x^{3}-30 x^{2} c^{3} a +3 b^{2} c^{2} x^{2}-30 a b \,c^{2} x +6 b^{3} c x +5 a^{2} c^{2}-10 a \,b^{2} c +2 b^{4}\right ) \sqrt {2 c d x +b d}}{15 d^{3} c^{3} \left (2 c x +b \right )^{2}}\) | \(101\) |
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Time = 0.38 (sec) , antiderivative size = 120, normalized size of antiderivative = 1.36 \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=\frac {{\left (3 \, c^{4} x^{4} + 6 \, b c^{3} x^{3} - 2 \, b^{4} + 10 \, a b^{2} c - 5 \, a^{2} c^{2} - 3 \, {\left (b^{2} c^{2} - 10 \, a c^{3}\right )} x^{2} - 6 \, {\left (b^{3} c - 5 \, a b c^{2}\right )} x\right )} \sqrt {2 \, c d x + b d}}{15 \, {\left (4 \, c^{5} d^{3} x^{2} + 4 \, b c^{4} d^{3} x + b^{2} c^{3} d^{3}\right )}} \]
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Time = 1.38 (sec) , antiderivative size = 134, normalized size of antiderivative = 1.52 \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=\begin {cases} \frac {- \frac {\left (4 a c - b^{2}\right )^{2}}{48 c^{2} \left (b d + 2 c d x\right )^{\frac {3}{2}}} + \frac {\left (4 a c - b^{2}\right ) \sqrt {b d + 2 c d x}}{8 c^{2} d^{2}} + \frac {\left (b d + 2 c d x\right )^{\frac {5}{2}}}{80 c^{2} d^{4}}}{c d} & \text {for}\: c d \neq 0 \\\frac {a^{2} x + a b x^{2} + \frac {b c x^{4}}{2} + \frac {c^{2} x^{5}}{5} + \frac {x^{3} \cdot \left (2 a c + b^{2}\right )}{3}}{\left (b d\right )^{\frac {5}{2}}} & \text {otherwise} \end {cases} \]
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Time = 0.22 (sec) , antiderivative size = 90, normalized size of antiderivative = 1.02 \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=-\frac {\frac {5 \, {\left (b^{4} - 8 \, a b^{2} c + 16 \, a^{2} c^{2}\right )}}{{\left (2 \, c d x + b d\right )}^{\frac {3}{2}} c^{2}} + \frac {3 \, {\left (10 \, \sqrt {2 \, c d x + b d} {\left (b^{2} - 4 \, a c\right )} d^{2} - {\left (2 \, c d x + b d\right )}^{\frac {5}{2}}\right )}}{c^{2} d^{4}}}{240 \, c d} \]
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Time = 0.27 (sec) , antiderivative size = 109, normalized size of antiderivative = 1.24 \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=-\frac {b^{4} - 8 \, a b^{2} c + 16 \, a^{2} c^{2}}{48 \, {\left (2 \, c d x + b d\right )}^{\frac {3}{2}} c^{3} d} - \frac {10 \, \sqrt {2 \, c d x + b d} b^{2} c^{12} d^{22} - 40 \, \sqrt {2 \, c d x + b d} a c^{13} d^{22} - {\left (2 \, c d x + b d\right )}^{\frac {5}{2}} c^{12} d^{20}}{80 \, c^{15} d^{25}} \]
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Time = 9.22 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.12 \[ \int \frac {\left (a+b x+c x^2\right )^2}{(b d+2 c d x)^{5/2}} \, dx=\frac {3\,{\left (b\,d+2\,c\,d\,x\right )}^4-5\,b^4\,d^4-30\,b^2\,d^2\,{\left (b\,d+2\,c\,d\,x\right )}^2-80\,a^2\,c^2\,d^4+120\,a\,c\,d^2\,{\left (b\,d+2\,c\,d\,x\right )}^2+40\,a\,b^2\,c\,d^4}{240\,c^3\,d^5\,{\left (b\,d+2\,c\,d\,x\right )}^{3/2}} \]
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