Optimal. Leaf size=293 \[ \frac {\left (b^2-4 a c\right )^2 \left (16 a^2 c^2-72 a b^2 c+33 b^4\right ) \tanh ^{-1}\left (\frac {b+2 c x^3}{2 \sqrt {c} \sqrt {a+b x^3+c x^6}}\right )}{32768 c^{13/2}}-\frac {\left (b^2-4 a c\right ) \left (16 a^2 c^2-72 a b^2 c+33 b^4\right ) \left (b+2 c x^3\right ) \sqrt {a+b x^3+c x^6}}{16384 c^6}+\frac {\left (16 a^2 c^2-72 a b^2 c+33 b^4\right ) \left (b+2 c x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{6144 c^5}-\frac {\left (3 b \left (77 b^2-124 a c\right )-10 c x^3 \left (33 b^2-28 a c\right )\right ) \left (a+b x^3+c x^6\right )^{5/2}}{13440 c^4}-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c} \]
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Rubi [A] time = 0.40, antiderivative size = 293, normalized size of antiderivative = 1.00, number of steps used = 8, number of rules used = 7, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.350, Rules used = {1357, 742, 832, 779, 612, 621, 206} \[ \frac {\left (16 a^2 c^2-72 a b^2 c+33 b^4\right ) \left (b+2 c x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{6144 c^5}-\frac {\left (b^2-4 a c\right ) \left (16 a^2 c^2-72 a b^2 c+33 b^4\right ) \left (b+2 c x^3\right ) \sqrt {a+b x^3+c x^6}}{16384 c^6}+\frac {\left (b^2-4 a c\right )^2 \left (16 a^2 c^2-72 a b^2 c+33 b^4\right ) \tanh ^{-1}\left (\frac {b+2 c x^3}{2 \sqrt {c} \sqrt {a+b x^3+c x^6}}\right )}{32768 c^{13/2}}-\frac {\left (3 b \left (77 b^2-124 a c\right )-10 c x^3 \left (33 b^2-28 a c\right )\right ) \left (a+b x^3+c x^6\right )^{5/2}}{13440 c^4}-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c} \]
Antiderivative was successfully verified.
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Rule 206
Rule 612
Rule 621
Rule 742
Rule 779
Rule 832
Rule 1357
Rubi steps
\begin {align*} \int x^{14} \left (a+b x^3+c x^6\right )^{3/2} \, dx &=\frac {1}{3} \operatorname {Subst}\left (\int x^4 \left (a+b x+c x^2\right )^{3/2} \, dx,x,x^3\right )\\ &=\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c}+\frac {\operatorname {Subst}\left (\int x^2 \left (-3 a-\frac {11 b x}{2}\right ) \left (a+b x+c x^2\right )^{3/2} \, dx,x,x^3\right )}{24 c}\\ &=-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c}+\frac {\operatorname {Subst}\left (\int x \left (11 a b+\frac {3}{4} \left (33 b^2-28 a c\right ) x\right ) \left (a+b x+c x^2\right )^{3/2} \, dx,x,x^3\right )}{168 c^2}\\ &=-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c}-\frac {\left (3 b \left (77 b^2-124 a c\right )-10 c \left (33 b^2-28 a c\right ) x^3\right ) \left (a+b x^3+c x^6\right )^{5/2}}{13440 c^4}+\frac {\left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \operatorname {Subst}\left (\int \left (a+b x+c x^2\right )^{3/2} \, dx,x,x^3\right )}{768 c^4}\\ &=\frac {\left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \left (b+2 c x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{6144 c^5}-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c}-\frac {\left (3 b \left (77 b^2-124 a c\right )-10 c \left (33 b^2-28 a c\right ) x^3\right ) \left (a+b x^3+c x^6\right )^{5/2}}{13440 c^4}-\frac {\left (\left (b^2-4 a c\right ) \left (33 b^4-72 a b^2 c+16 a^2 c^2\right )\right ) \operatorname {Subst}\left (\int \sqrt {a+b x+c x^2} \, dx,x,x^3\right )}{4096 c^5}\\ &=-\frac {\left (b^2-4 a c\right ) \left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \left (b+2 c x^3\right ) \sqrt {a+b x^3+c x^6}}{16384 c^6}+\frac {\left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \left (b+2 c x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{6144 c^5}-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c}-\frac {\left (3 b \left (77 b^2-124 a c\right )-10 c \left (33 b^2-28 a c\right ) x^3\right ) \left (a+b x^3+c x^6\right )^{5/2}}{13440 c^4}+\frac {\left (\left (b^2-4 a c\right )^2 \left (33 b^4-72 a b^2 c+16 a^2 c^2\right )\right ) \operatorname {Subst}\left (\int \frac {1}{\sqrt {a+b x+c x^2}} \, dx,x,x^3\right )}{32768 c^6}\\ &=-\frac {\left (b^2-4 a c\right ) \left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \left (b+2 c x^3\right ) \sqrt {a+b x^3+c x^6}}{16384 c^6}+\frac {\left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \left (b+2 c x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{6144 c^5}-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c}-\frac {\left (3 b \left (77 b^2-124 a c\right )-10 c \left (33 b^2-28 a c\right ) x^3\right ) \left (a+b x^3+c x^6\right )^{5/2}}{13440 c^4}+\frac {\left (\left (b^2-4 a c\right )^2 \left (33 b^4-72 a b^2 c+16 a^2 c^2\right )\right ) \operatorname {Subst}\left (\int \frac {1}{4 c-x^2} \, dx,x,\frac {b+2 c x^3}{\sqrt {a+b x^3+c x^6}}\right )}{16384 c^6}\\ &=-\frac {\left (b^2-4 a c\right ) \left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \left (b+2 c x^3\right ) \sqrt {a+b x^3+c x^6}}{16384 c^6}+\frac {\left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \left (b+2 c x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{6144 c^5}-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{336 c^2}+\frac {x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c}-\frac {\left (3 b \left (77 b^2-124 a c\right )-10 c \left (33 b^2-28 a c\right ) x^3\right ) \left (a+b x^3+c x^6\right )^{5/2}}{13440 c^4}+\frac {\left (b^2-4 a c\right )^2 \left (33 b^4-72 a b^2 c+16 a^2 c^2\right ) \tanh ^{-1}\left (\frac {b+2 c x^3}{2 \sqrt {c} \sqrt {a+b x^3+c x^6}}\right )}{32768 c^{13/2}}\\ \end {align*}
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Mathematica [A] time = 0.35, size = 241, normalized size = 0.82 \[ \frac {\frac {\left (16 a^2 c^2-72 a b^2 c+33 b^4\right ) \left (2 \sqrt {c} \left (b+2 c x^3\right ) \sqrt {a+b x^3+c x^6} \left (4 c \left (5 a+2 c x^6\right )-3 b^2+8 b c x^3\right )+3 \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac {b+2 c x^3}{2 \sqrt {c} \sqrt {a+b x^3+c x^6}}\right )\right )}{4096 c^{11/2}}+\frac {\left (372 a b c-280 a c^2 x^3-231 b^3+330 b^2 c x^3\right ) \left (a+b x^3+c x^6\right )^{5/2}}{560 c^3}-\frac {11 b x^6 \left (a+b x^3+c x^6\right )^{5/2}}{14 c}+x^9 \left (a+b x^3+c x^6\right )^{5/2}}{24 c} \]
Antiderivative was successfully verified.
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fricas [A] time = 1.09, size = 641, normalized size = 2.19 \[ \left [\frac {105 \, {\left (33 \, b^{8} - 336 \, a b^{6} c + 1120 \, a^{2} b^{4} c^{2} - 1280 \, a^{3} b^{2} c^{3} + 256 \, a^{4} c^{4}\right )} \sqrt {c} \log \left (-8 \, c^{2} x^{6} - 8 \, b c x^{3} - b^{2} - 4 \, \sqrt {c x^{6} + b x^{3} + a} {\left (2 \, c x^{3} + b\right )} \sqrt {c} - 4 \, a c\right ) + 4 \, {\left (71680 \, c^{8} x^{21} + 87040 \, b c^{7} x^{18} + 1280 \, {\left (b^{2} c^{6} + 84 \, a c^{7}\right )} x^{15} - 128 \, {\left (11 \, b^{3} c^{5} - 52 \, a b c^{6}\right )} x^{12} + 16 \, {\left (99 \, b^{4} c^{4} - 568 \, a b^{2} c^{5} + 560 \, a^{2} c^{6}\right )} x^{9} - 3465 \, b^{7} c + 30660 \, a b^{5} c^{2} - 81648 \, a^{2} b^{3} c^{3} + 58816 \, a^{3} b c^{4} - 8 \, {\left (231 \, b^{5} c^{3} - 1560 \, a b^{3} c^{4} + 2416 \, a^{2} b c^{5}\right )} x^{6} + 2 \, {\left (1155 \, b^{6} c^{2} - 8988 \, a b^{4} c^{3} + 18896 \, a^{2} b^{2} c^{4} - 6720 \, a^{3} c^{5}\right )} x^{3}\right )} \sqrt {c x^{6} + b x^{3} + a}}{6881280 \, c^{7}}, -\frac {105 \, {\left (33 \, b^{8} - 336 \, a b^{6} c + 1120 \, a^{2} b^{4} c^{2} - 1280 \, a^{3} b^{2} c^{3} + 256 \, a^{4} c^{4}\right )} \sqrt {-c} \arctan \left (\frac {\sqrt {c x^{6} + b x^{3} + a} {\left (2 \, c x^{3} + b\right )} \sqrt {-c}}{2 \, {\left (c^{2} x^{6} + b c x^{3} + a c\right )}}\right ) - 2 \, {\left (71680 \, c^{8} x^{21} + 87040 \, b c^{7} x^{18} + 1280 \, {\left (b^{2} c^{6} + 84 \, a c^{7}\right )} x^{15} - 128 \, {\left (11 \, b^{3} c^{5} - 52 \, a b c^{6}\right )} x^{12} + 16 \, {\left (99 \, b^{4} c^{4} - 568 \, a b^{2} c^{5} + 560 \, a^{2} c^{6}\right )} x^{9} - 3465 \, b^{7} c + 30660 \, a b^{5} c^{2} - 81648 \, a^{2} b^{3} c^{3} + 58816 \, a^{3} b c^{4} - 8 \, {\left (231 \, b^{5} c^{3} - 1560 \, a b^{3} c^{4} + 2416 \, a^{2} b c^{5}\right )} x^{6} + 2 \, {\left (1155 \, b^{6} c^{2} - 8988 \, a b^{4} c^{3} + 18896 \, a^{2} b^{2} c^{4} - 6720 \, a^{3} c^{5}\right )} x^{3}\right )} \sqrt {c x^{6} + b x^{3} + a}}{3440640 \, c^{7}}\right ] \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int {\left (c x^{6} + b x^{3} + a\right )}^{\frac {3}{2}} x^{14}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.05, size = 0, normalized size = 0.00 \[ \int \left (c \,x^{6}+b \,x^{3}+a \right )^{\frac {3}{2}} x^{14}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: ValueError} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.00 \[ \int x^{14}\,{\left (c\,x^6+b\,x^3+a\right )}^{3/2} \,d x \]
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 \[ \int x^{14} \left (a + b x^{3} + c x^{6}\right )^{\frac {3}{2}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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