Optimal. Leaf size=249 \[ -\frac{\left (128 a^2 c^2-100 a b^2 c+15 b^4\right ) \sqrt{a x^2+b x^3+c x^4}}{640 a^3 x^2}+\frac{b \left (5 b^2-28 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{320 a^2 x^3}+\frac{3 b \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac{x (2 a+b x)}{2 \sqrt{a} \sqrt{a x^2+b x^3+c x^4}}\right )}{256 a^{7/2}}-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5} \]
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Rubi [A] time = 0.503853, antiderivative size = 249, normalized size of antiderivative = 1., number of steps used = 8, number of rules used = 6, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {1920, 1941, 1951, 12, 1904, 206} \[ -\frac{\left (128 a^2 c^2-100 a b^2 c+15 b^4\right ) \sqrt{a x^2+b x^3+c x^4}}{640 a^3 x^2}+\frac{b \left (5 b^2-28 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{320 a^2 x^3}+\frac{3 b \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac{x (2 a+b x)}{2 \sqrt{a} \sqrt{a x^2+b x^3+c x^4}}\right )}{256 a^{7/2}}-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5} \]
Antiderivative was successfully verified.
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Rule 1920
Rule 1941
Rule 1951
Rule 12
Rule 1904
Rule 206
Rubi steps
\begin{align*} \int \frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{x^9} \, dx &=-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}+\frac{3}{10} \int \frac{(b+2 c x) \sqrt{a x^2+b x^3+c x^4}}{x^6} \, dx\\ &=-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}+\frac{3}{160} \int \frac{2 \left (b^2-8 a c\right )-4 b c x}{x^3 \sqrt{a x^2+b x^3+c x^4}} \, dx\\ &=-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}-\frac{\int \frac{b \left (5 b^2-28 a c\right )+4 c \left (b^2-8 a c\right ) x}{x^2 \sqrt{a x^2+b x^3+c x^4}} \, dx}{160 a}\\ &=-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}+\frac{b \left (5 b^2-28 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{320 a^2 x^3}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}+\frac{\int \frac{\frac{1}{2} \left (15 b^4-100 a b^2 c+128 a^2 c^2\right )+b c \left (5 b^2-28 a c\right ) x}{x \sqrt{a x^2+b x^3+c x^4}} \, dx}{320 a^2}\\ &=-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}+\frac{b \left (5 b^2-28 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{320 a^2 x^3}-\frac{\left (15 b^4-100 a b^2 c+128 a^2 c^2\right ) \sqrt{a x^2+b x^3+c x^4}}{640 a^3 x^2}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}-\frac{\int \frac{15 b \left (b^2-4 a c\right )^2}{4 \sqrt{a x^2+b x^3+c x^4}} \, dx}{320 a^3}\\ &=-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}+\frac{b \left (5 b^2-28 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{320 a^2 x^3}-\frac{\left (15 b^4-100 a b^2 c+128 a^2 c^2\right ) \sqrt{a x^2+b x^3+c x^4}}{640 a^3 x^2}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}-\frac{\left (3 b \left (b^2-4 a c\right )^2\right ) \int \frac{1}{\sqrt{a x^2+b x^3+c x^4}} \, dx}{256 a^3}\\ &=-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}+\frac{b \left (5 b^2-28 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{320 a^2 x^3}-\frac{\left (15 b^4-100 a b^2 c+128 a^2 c^2\right ) \sqrt{a x^2+b x^3+c x^4}}{640 a^3 x^2}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}+\frac{\left (3 b \left (b^2-4 a c\right )^2\right ) \operatorname{Subst}\left (\int \frac{1}{4 a-x^2} \, dx,x,\frac{x (2 a+b x)}{\sqrt{a x^2+b x^3+c x^4}}\right )}{128 a^3}\\ &=-\frac{\left (b^2-8 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{80 a x^4}+\frac{b \left (5 b^2-28 a c\right ) \sqrt{a x^2+b x^3+c x^4}}{320 a^2 x^3}-\frac{\left (15 b^4-100 a b^2 c+128 a^2 c^2\right ) \sqrt{a x^2+b x^3+c x^4}}{640 a^3 x^2}-\frac{3 (b+4 c x) \sqrt{a x^2+b x^3+c x^4}}{40 x^5}-\frac{\left (a x^2+b x^3+c x^4\right )^{3/2}}{5 x^8}+\frac{3 b \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac{x (2 a+b x)}{2 \sqrt{a} \sqrt{a x^2+b x^3+c x^4}}\right )}{256 a^{7/2}}\\ \end{align*}
Mathematica [A] time = 0.176466, size = 177, normalized size = 0.71 \[ \frac{\sqrt{x^2 (a+x (b+c x))} \left (15 b x^5 \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac{2 a+b x}{2 \sqrt{a} \sqrt{a+x (b+c x)}}\right )-2 \sqrt{a} \sqrt{a+x (b+c x)} \left (8 a^2 x^2 \left (b^2+7 b c x+16 c^2 x^2\right )+16 a^3 x (11 b+16 c x)+128 a^4-10 a b^2 x^3 (b+10 c x)+15 b^4 x^4\right )\right )}{1280 a^{7/2} x^6 \sqrt{a+x (b+c x)}} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.008, size = 534, normalized size = 2.1 \begin{align*} -{\frac{1}{1280\,{x}^{8}{a}^{5}} \left ( c{x}^{4}+b{x}^{3}+a{x}^{2} \right ) ^{{\frac{3}{2}}} \left ( -240\,{c}^{2}{a}^{7/2}\ln \left ({\frac{2\,a+bx+2\,\sqrt{a}\sqrt{c{x}^{2}+bx+a}}{x}} \right ){x}^{5}b-120\, \left ( c{x}^{2}+bx+a \right ) ^{3/2}{c}^{2}{x}^{6}a{b}^{2}+120\,c{a}^{5/2}\ln \left ({\frac{2\,a+bx+2\,\sqrt{a}\sqrt{c{x}^{2}+bx+a}}{x}} \right ){x}^{5}{b}^{3}+80\, \left ( c{x}^{2}+bx+a \right ) ^{3/2}{c}^{2}{x}^{5}{a}^{2}b+10\, \left ( c{x}^{2}+bx+a \right ) ^{3/2}c{x}^{6}{b}^{4}-120\,\sqrt{c{x}^{2}+bx+a}{c}^{2}{x}^{6}{a}^{2}{b}^{2}+120\, \left ( c{x}^{2}+bx+a \right ) ^{5/2}c{x}^{4}a{b}^{2}-100\, \left ( c{x}^{2}+bx+a \right ) ^{3/2}c{x}^{5}a{b}^{3}+240\,\sqrt{c{x}^{2}+bx+a}{c}^{2}{x}^{5}{a}^{3}b+30\,\sqrt{c{x}^{2}+bx+a}c{x}^{6}a{b}^{4}-15\,{a}^{3/2}\ln \left ({\frac{2\,a+bx+2\,\sqrt{a}\sqrt{c{x}^{2}+bx+a}}{x}} \right ){x}^{5}{b}^{5}-80\, \left ( c{x}^{2}+bx+a \right ) ^{5/2}c{x}^{3}{a}^{2}b-10\, \left ( c{x}^{2}+bx+a \right ) ^{5/2}{x}^{4}{b}^{4}+10\, \left ( c{x}^{2}+bx+a \right ) ^{3/2}{x}^{5}{b}^{5}-180\,\sqrt{c{x}^{2}+bx+a}c{x}^{5}{a}^{2}{b}^{3}-20\, \left ( c{x}^{2}+bx+a \right ) ^{5/2}{x}^{3}a{b}^{3}+30\,\sqrt{c{x}^{2}+bx+a}{x}^{5}a{b}^{5}+80\, \left ( c{x}^{2}+bx+a \right ) ^{5/2}{x}^{2}{a}^{2}{b}^{2}-160\, \left ( c{x}^{2}+bx+a \right ) ^{5/2}x{a}^{3}b+256\, \left ( c{x}^{2}+bx+a \right ) ^{5/2}{a}^{4} \right ) \left ( c{x}^{2}+bx+a \right ) ^{-{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (c x^{4} + b x^{3} + a x^{2}\right )}^{\frac{3}{2}}}{x^{9}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.71046, size = 898, normalized size = 3.61 \begin{align*} \left [\frac{15 \,{\left (b^{5} - 8 \, a b^{3} c + 16 \, a^{2} b c^{2}\right )} \sqrt{a} x^{6} \log \left (-\frac{8 \, a b x^{2} +{\left (b^{2} + 4 \, a c\right )} x^{3} + 8 \, a^{2} x + 4 \, \sqrt{c x^{4} + b x^{3} + a x^{2}}{\left (b x + 2 \, a\right )} \sqrt{a}}{x^{3}}\right ) - 4 \,{\left (176 \, a^{4} b x + 128 \, a^{5} +{\left (15 \, a b^{4} - 100 \, a^{2} b^{2} c + 128 \, a^{3} c^{2}\right )} x^{4} - 2 \,{\left (5 \, a^{2} b^{3} - 28 \, a^{3} b c\right )} x^{3} + 8 \,{\left (a^{3} b^{2} + 32 \, a^{4} c\right )} x^{2}\right )} \sqrt{c x^{4} + b x^{3} + a x^{2}}}{2560 \, a^{4} x^{6}}, -\frac{15 \,{\left (b^{5} - 8 \, a b^{3} c + 16 \, a^{2} b c^{2}\right )} \sqrt{-a} x^{6} \arctan \left (\frac{\sqrt{c x^{4} + b x^{3} + a x^{2}}{\left (b x + 2 \, a\right )} \sqrt{-a}}{2 \,{\left (a c x^{3} + a b x^{2} + a^{2} x\right )}}\right ) + 2 \,{\left (176 \, a^{4} b x + 128 \, a^{5} +{\left (15 \, a b^{4} - 100 \, a^{2} b^{2} c + 128 \, a^{3} c^{2}\right )} x^{4} - 2 \,{\left (5 \, a^{2} b^{3} - 28 \, a^{3} b c\right )} x^{3} + 8 \,{\left (a^{3} b^{2} + 32 \, a^{4} c\right )} x^{2}\right )} \sqrt{c x^{4} + b x^{3} + a x^{2}}}{1280 \, a^{4} x^{6}}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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