Integrand size = 26, antiderivative size = 59 \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=\frac {4}{35} \left (b^2-4 a c\right ) d^3 \left (a+b x+c x^2\right )^{5/2}+\frac {2}{7} d^3 (b+2 c x)^2 \left (a+b x+c x^2\right )^{5/2} \]
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Time = 0.02 (sec) , antiderivative size = 59, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {706, 643} \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=\frac {4}{35} d^3 \left (b^2-4 a c\right ) \left (a+b x+c x^2\right )^{5/2}+\frac {2}{7} d^3 (b+2 c x)^2 \left (a+b x+c x^2\right )^{5/2} \]
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Rule 643
Rule 706
Rubi steps \begin{align*} \text {integral}& = \frac {2}{7} d^3 (b+2 c x)^2 \left (a+b x+c x^2\right )^{5/2}+\frac {1}{7} \left (2 \left (b^2-4 a c\right ) d^2\right ) \int (b d+2 c d x) \left (a+b x+c x^2\right )^{3/2} \, dx \\ & = \frac {4}{35} \left (b^2-4 a c\right ) d^3 \left (a+b x+c x^2\right )^{5/2}+\frac {2}{7} d^3 (b+2 c x)^2 \left (a+b x+c x^2\right )^{5/2} \\ \end{align*}
Time = 1.84 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.75 \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=-\frac {2}{35} d^3 (a+x (b+c x))^{5/2} \left (-7 b^2-20 b c x+4 c \left (2 a-5 c x^2\right )\right ) \]
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Time = 2.32 (sec) , antiderivative size = 41, normalized size of antiderivative = 0.69
method | result | size |
gosper | \(-\frac {2 \left (c \,x^{2}+b x +a \right )^{\frac {5}{2}} \left (-20 c^{2} x^{2}-20 b c x +8 a c -7 b^{2}\right ) d^{3}}{35}\) | \(41\) |
pseudoelliptic | \(-\frac {2 \left (c \,x^{2}+b x +a \right )^{\frac {5}{2}} \left (-20 c^{2} x^{2}-20 b c x +8 a c -7 b^{2}\right ) d^{3}}{35}\) | \(41\) |
trager | \(d^{3} \left (\frac {8}{7} c^{4} x^{6}+\frac {24}{7} b \,c^{3} x^{5}+\frac {64}{35} c^{3} a \,x^{4}+\frac {134}{35} b^{2} c^{2} x^{4}+\frac {128}{35} a b \,c^{2} x^{3}+\frac {68}{35} b^{3} c \,x^{3}+\frac {8}{35} a^{2} c^{2} x^{2}+\frac {92}{35} a \,b^{2} c \,x^{2}+\frac {2}{5} b^{4} x^{2}+\frac {8}{35} a^{2} b c x +\frac {4}{5} a \,b^{3} x -\frac {16}{35} c \,a^{3}+\frac {2}{5} a^{2} b^{2}\right ) \sqrt {c \,x^{2}+b x +a}\) | \(132\) |
risch | \(-\frac {2 d^{3} \left (-20 c^{4} x^{6}-60 b \,c^{3} x^{5}-32 c^{3} a \,x^{4}-67 b^{2} c^{2} x^{4}-64 a b \,c^{2} x^{3}-34 b^{3} c \,x^{3}-4 a^{2} c^{2} x^{2}-46 a \,b^{2} c \,x^{2}-7 b^{4} x^{2}-4 a^{2} b c x -14 a \,b^{3} x +8 c \,a^{3}-7 a^{2} b^{2}\right ) \sqrt {c \,x^{2}+b x +a}}{35}\) | \(133\) |
default | \(\text {Expression too large to display}\) | \(939\) |
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Leaf count of result is larger than twice the leaf count of optimal. 149 vs. \(2 (51) = 102\).
Time = 0.66 (sec) , antiderivative size = 149, normalized size of antiderivative = 2.53 \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=\frac {2}{35} \, {\left (20 \, c^{4} d^{3} x^{6} + 60 \, b c^{3} d^{3} x^{5} + {\left (67 \, b^{2} c^{2} + 32 \, a c^{3}\right )} d^{3} x^{4} + 2 \, {\left (17 \, b^{3} c + 32 \, a b c^{2}\right )} d^{3} x^{3} + {\left (7 \, b^{4} + 46 \, a b^{2} c + 4 \, a^{2} c^{2}\right )} d^{3} x^{2} + 2 \, {\left (7 \, a b^{3} + 2 \, a^{2} b c\right )} d^{3} x + {\left (7 \, a^{2} b^{2} - 8 \, a^{3} c\right )} d^{3}\right )} \sqrt {c x^{2} + b x + a} \]
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Leaf count of result is larger than twice the leaf count of optimal. 371 vs. \(2 (58) = 116\).
Time = 0.23 (sec) , antiderivative size = 371, normalized size of antiderivative = 6.29 \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=- \frac {16 a^{3} c d^{3} \sqrt {a + b x + c x^{2}}}{35} + \frac {2 a^{2} b^{2} d^{3} \sqrt {a + b x + c x^{2}}}{5} + \frac {8 a^{2} b c d^{3} x \sqrt {a + b x + c x^{2}}}{35} + \frac {8 a^{2} c^{2} d^{3} x^{2} \sqrt {a + b x + c x^{2}}}{35} + \frac {4 a b^{3} d^{3} x \sqrt {a + b x + c x^{2}}}{5} + \frac {92 a b^{2} c d^{3} x^{2} \sqrt {a + b x + c x^{2}}}{35} + \frac {128 a b c^{2} d^{3} x^{3} \sqrt {a + b x + c x^{2}}}{35} + \frac {64 a c^{3} d^{3} x^{4} \sqrt {a + b x + c x^{2}}}{35} + \frac {2 b^{4} d^{3} x^{2} \sqrt {a + b x + c x^{2}}}{5} + \frac {68 b^{3} c d^{3} x^{3} \sqrt {a + b x + c x^{2}}}{35} + \frac {134 b^{2} c^{2} d^{3} x^{4} \sqrt {a + b x + c x^{2}}}{35} + \frac {24 b c^{3} d^{3} x^{5} \sqrt {a + b x + c x^{2}}}{7} + \frac {8 c^{4} d^{3} x^{6} \sqrt {a + b x + c x^{2}}}{7} \]
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Exception generated. \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=\text {Exception raised: ValueError} \]
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none
Time = 0.35 (sec) , antiderivative size = 58, normalized size of antiderivative = 0.98 \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=\frac {2}{5} \, {\left (c x^{2} + b x + a\right )}^{\frac {5}{2}} b^{2} d^{3} + \frac {8}{7} \, {\left (c x^{2} + b x + a\right )}^{\frac {7}{2}} c d^{3} - \frac {8}{5} \, {\left (c x^{2} + b x + a\right )}^{\frac {5}{2}} a c d^{3} \]
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Time = 10.06 (sec) , antiderivative size = 58, normalized size of antiderivative = 0.98 \[ \int (b d+2 c d x)^3 \left (a+b x+c x^2\right )^{3/2} \, dx=\frac {8\,c\,d^3\,{\left (c\,x^2+b\,x+a\right )}^{7/2}}{7}+\frac {2\,b^2\,d^3\,{\left (c\,x^2+b\,x+a\right )}^{5/2}}{5}-\frac {8\,a\,c\,d^3\,{\left (c\,x^2+b\,x+a\right )}^{5/2}}{5} \]
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