Optimal. Leaf size=597 \[ \frac {\left (b^2-4 a c\right ) \left (-4 a c+b^2-(b+2 c x)^2\right ) \sqrt [3]{d (b+2 c x)} \left (2 \sqrt [3]{c} d^{2/3}-\frac {\sqrt [3]{2} (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right ) \sqrt {\frac {\frac {2^{2/3} \sqrt [3]{c} d^{2/3} (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}+\frac {(d (b+2 c x))^{4/3}}{\left (a+b x+c x^2\right )^{2/3}}+2 \sqrt [3]{2} c^{2/3} d^{4/3}}{\left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right )^2}} F\left (\cos ^{-1}\left (\frac {2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1-\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{c x^2+b x+a}}}{2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{c x^2+b x+a}}}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{72 \sqrt [4]{3} c^{10/3} d^{5/3} \left (a+b x+c x^2\right )^{2/3} \sqrt {-\frac {(d (b+2 c x))^{2/3} \left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {(d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right )}{\sqrt [3]{a+b x+c x^2} \left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right )^2}}}-\frac {\left (b^2-4 a c\right ) \sqrt [3]{a+b x+c x^2} \sqrt [3]{d (b+2 c x)}}{9 c^2 d}+\frac {\left (a+b x+c x^2\right )^{4/3} \sqrt [3]{d (b+2 c x)}}{6 c d} \]
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Rubi [A] time = 2.52, antiderivative size = 597, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 5, integrand size = 28, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.179, Rules used = {694, 279, 329, 241, 225} \[ \frac {\left (b^2-4 a c\right ) \left (-4 a c+b^2-(b+2 c x)^2\right ) \sqrt [3]{d (b+2 c x)} \left (2 \sqrt [3]{c} d^{2/3}-\frac {\sqrt [3]{2} (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right ) \sqrt {\frac {\frac {2^{2/3} \sqrt [3]{c} d^{2/3} (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}+\frac {(d (b+2 c x))^{4/3}}{\left (a+b x+c x^2\right )^{2/3}}+2 \sqrt [3]{2} c^{2/3} d^{4/3}}{\left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right )^2}} F\left (\cos ^{-1}\left (\frac {2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1-\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{c x^2+b x+a}}}{2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{c x^2+b x+a}}}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{72 \sqrt [4]{3} c^{10/3} d^{5/3} \left (a+b x+c x^2\right )^{2/3} \sqrt {-\frac {(d (b+2 c x))^{2/3} \left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {(d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right )}{\sqrt [3]{a+b x+c x^2} \left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+b x+c x^2}}\right )^2}}}-\frac {\left (b^2-4 a c\right ) \sqrt [3]{a+b x+c x^2} \sqrt [3]{d (b+2 c x)}}{9 c^2 d}+\frac {\left (a+b x+c x^2\right )^{4/3} \sqrt [3]{d (b+2 c x)}}{6 c d} \]
Antiderivative was successfully verified.
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Rule 225
Rule 241
Rule 279
Rule 329
Rule 694
Rubi steps
\begin {align*} \int \frac {\left (a+b x+c x^2\right )^{4/3}}{(b d+2 c d x)^{2/3}} \, dx &=\frac {\operatorname {Subst}\left (\int \frac {\left (a-\frac {b^2}{4 c}+\frac {x^2}{4 c d^2}\right )^{4/3}}{x^{2/3}} \, dx,x,b d+2 c d x\right )}{2 c d}\\ &=\frac {\sqrt [3]{d (b+2 c x)} \left (a+b x+c x^2\right )^{4/3}}{6 c d}-\frac {\left (b^2-4 a c\right ) \operatorname {Subst}\left (\int \frac {\sqrt [3]{a-\frac {b^2}{4 c}+\frac {x^2}{4 c d^2}}}{x^{2/3}} \, dx,x,b d+2 c d x\right )}{9 c^2 d}\\ &=-\frac {\left (b^2-4 a c\right ) \sqrt [3]{d (b+2 c x)} \sqrt [3]{a+b x+c x^2}}{9 c^2 d}+\frac {\sqrt [3]{d (b+2 c x)} \left (a+b x+c x^2\right )^{4/3}}{6 c d}+\frac {\left (b^2-4 a c\right )^2 \operatorname {Subst}\left (\int \frac {1}{x^{2/3} \left (a-\frac {b^2}{4 c}+\frac {x^2}{4 c d^2}\right )^{2/3}} \, dx,x,b d+2 c d x\right )}{54 c^3 d}\\ &=-\frac {\left (b^2-4 a c\right ) \sqrt [3]{d (b+2 c x)} \sqrt [3]{a+b x+c x^2}}{9 c^2 d}+\frac {\sqrt [3]{d (b+2 c x)} \left (a+b x+c x^2\right )^{4/3}}{6 c d}+\frac {\left (b^2-4 a c\right )^2 \operatorname {Subst}\left (\int \frac {1}{\left (a-\frac {b^2}{4 c}+\frac {x^6}{4 c d^2}\right )^{2/3}} \, dx,x,\sqrt [3]{d (b+2 c x)}\right )}{18 c^3 d}\\ &=-\frac {\left (b^2-4 a c\right ) \sqrt [3]{d (b+2 c x)} \sqrt [3]{a+b x+c x^2}}{9 c^2 d}+\frac {\sqrt [3]{d (b+2 c x)} \left (a+b x+c x^2\right )^{4/3}}{6 c d}+\frac {\left (b^2-4 a c\right )^2 \operatorname {Subst}\left (\int \frac {1}{\sqrt {1-\frac {x^6}{4 c d^2}}} \, dx,x,\frac {\sqrt [3]{d (b+2 c x)}}{\sqrt [6]{a+x (b+c x)}}\right )}{18 c^3 d \sqrt {\frac {a-\frac {b^2}{4 c}}{a+x (b+c x)}} \sqrt {a+x (b+c x)}}\\ &=-\frac {\left (b^2-4 a c\right ) \sqrt [3]{d (b+2 c x)} \sqrt [3]{a+b x+c x^2}}{9 c^2 d}+\frac {\sqrt [3]{d (b+2 c x)} \left (a+b x+c x^2\right )^{4/3}}{6 c d}+\frac {\left (b^2-4 a c\right )^2 \sqrt [3]{d (b+2 c x)} \left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {(d (b+2 c x))^{2/3}}{\sqrt [3]{a+x (b+c x)}}\right ) \sqrt {\frac {2 \sqrt [3]{2} c^{2/3} d^{4/3}+\frac {(d (b+2 c x))^{4/3}}{(a+x (b+c x))^{2/3}}+\frac {2^{2/3} \sqrt [3]{c} d^{2/3} (d (b+2 c x))^{2/3}}{\sqrt [3]{a+x (b+c x)}}}{\left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+x (b+c x)}}\right )^2}} F\left (\cos ^{-1}\left (\frac {2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1-\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+x (b+c x)}}}{2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+x (b+c x)}}}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{9\ 2^{2/3} \sqrt [4]{3} c^{10/3} d^{5/3} \sqrt {\frac {4 a-\frac {b^2}{c}}{a+x (b+c x)}} (a+x (b+c x))^{2/3} \sqrt {4-\frac {(b+2 c x)^2}{c (a+x (b+c x))}} \sqrt {-\frac {(d (b+2 c x))^{2/3} \left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {(d (b+2 c x))^{2/3}}{\sqrt [3]{a+x (b+c x)}}\right )}{\sqrt [3]{a+x (b+c x)} \left (2^{2/3} \sqrt [3]{c} d^{2/3}-\frac {\left (1+\sqrt {3}\right ) (d (b+2 c x))^{2/3}}{\sqrt [3]{a+x (b+c x)}}\right )^2}}}\\ \end {align*}
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Mathematica [C] time = 0.08, size = 104, normalized size = 0.17 \[ -\frac {3 \left (b^2-4 a c\right ) \sqrt [3]{a+x (b+c x)} \sqrt [3]{d (b+2 c x)} \, _2F_1\left (-\frac {4}{3},\frac {1}{6};\frac {7}{6};\frac {(b+2 c x)^2}{b^2-4 a c}\right )}{8\ 2^{2/3} c^2 d \sqrt [3]{\frac {c (a+x (b+c x))}{4 a c-b^2}}} \]
Antiderivative was successfully verified.
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fricas [F] time = 0.73, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\frac {{\left (c x^{2} + b x + a\right )}^{\frac {4}{3}}}{{\left (2 \, c d x + b d\right )}^{\frac {2}{3}}}, x\right ) \]
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 \[ \int \frac {{\left (c x^{2} + b x + a\right )}^{\frac {4}{3}}}{{\left (2 \, c d x + b d\right )}^{\frac {2}{3}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.13, size = 0, normalized size = 0.00 \[ \int \frac {\left (c \,x^{2}+b x +a \right )^{\frac {4}{3}}}{\left (2 c d x +b d \right )^{\frac {2}{3}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {{\left (c x^{2} + b x + a\right )}^{\frac {4}{3}}}{{\left (2 \, c d x + b d\right )}^{\frac {2}{3}}}\,{d x} \]
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 \[ \int \frac {{\left (c\,x^2+b\,x+a\right )}^{4/3}}{{\left (b\,d+2\,c\,d\,x\right )}^{2/3}} \,d x \]
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 \[ \int \frac {\left (a + b x + c x^{2}\right )^{\frac {4}{3}}}{\left (d \left (b + 2 c x\right )\right )^{\frac {2}{3}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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