Integrand size = 22, antiderivative size = 1224 \[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=-\frac {3 (d+e x)^2 (b d-2 a e+(2 c d-b e) x)}{4 \left (b^2-4 a c\right ) \left (a+b x+c x^2\right )^{4/3}}+\frac {3 \left (10 b c d \left (c d^2+3 a e^2\right )-8 a c e \left (2 c d^2+3 a e^2\right )-b^2 \left (11 c d^2 e-a e^3\right )+(2 c d-b e) \left (10 c^2 d^2-b^2 e^2-2 c e (5 b d-7 a e)\right ) x\right )}{4 c \left (b^2-4 a c\right )^2 \sqrt [3]{a+b x+c x^2}}-\frac {3 (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) (b+2 c x)}{2 \sqrt [3]{2} c^{5/3} \left (b^2-4 a c\right )^2 \left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )}+\frac {3 \sqrt [4]{3} \sqrt {2-\sqrt {3}} (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right ) \sqrt {\frac {\left (b^2-4 a c\right )^{2/3}-2^{2/3} \sqrt [3]{c} \sqrt [3]{b^2-4 a c} \sqrt [3]{a+b x+c x^2}+2 \sqrt [3]{2} c^{2/3} \left (a+b x+c x^2\right )^{2/3}}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}} E\left (\arcsin \left (\frac {\left (1-\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}{\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}\right )|-7-4 \sqrt {3}\right )}{4 \sqrt [3]{2} c^{5/3} \left (b^2-4 a c\right )^{5/3} (b+2 c x) \sqrt {\frac {\sqrt [3]{b^2-4 a c} \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}}}-\frac {3^{3/4} (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right ) \sqrt {\frac {\left (b^2-4 a c\right )^{2/3}-2^{2/3} \sqrt [3]{c} \sqrt [3]{b^2-4 a c} \sqrt [3]{a+b x+c x^2}+2 \sqrt [3]{2} c^{2/3} \left (a+b x+c x^2\right )^{2/3}}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}} \operatorname {EllipticF}\left (\arcsin \left (\frac {\left (1-\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}{\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}\right ),-7-4 \sqrt {3}\right )}{2^{5/6} c^{5/3} \left (b^2-4 a c\right )^{5/3} (b+2 c x) \sqrt {\frac {\sqrt [3]{b^2-4 a c} \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}}} \]
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Time = 1.09 (sec) , antiderivative size = 1224, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.273, Rules used = {752, 791, 637, 309, 224, 1891} \[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=-\frac {3 (b d-2 a e+(2 c d-b e) x) (d+e x)^2}{4 \left (b^2-4 a c\right ) \left (c x^2+b x+a\right )^{4/3}}+\frac {3 \sqrt [4]{3} \sqrt {2-\sqrt {3}} (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right ) \sqrt {\frac {\left (b^2-4 a c\right )^{2/3}-2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a} \sqrt [3]{b^2-4 a c}+2 \sqrt [3]{2} c^{2/3} \left (c x^2+b x+a\right )^{2/3}}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right )^2}} E\left (\arcsin \left (\frac {\left (1-\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}}{\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}}\right )|-7-4 \sqrt {3}\right )}{4 \sqrt [3]{2} c^{5/3} \left (b^2-4 a c\right )^{5/3} (b+2 c x) \sqrt {\frac {\sqrt [3]{b^2-4 a c} \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right )}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right )^2}}}-\frac {3^{3/4} (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right ) \sqrt {\frac {\left (b^2-4 a c\right )^{2/3}-2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a} \sqrt [3]{b^2-4 a c}+2 \sqrt [3]{2} c^{2/3} \left (c x^2+b x+a\right )^{2/3}}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right )^2}} \operatorname {EllipticF}\left (\arcsin \left (\frac {\left (1-\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}}{\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}}\right ),-7-4 \sqrt {3}\right )}{2^{5/6} c^{5/3} \left (b^2-4 a c\right )^{5/3} (b+2 c x) \sqrt {\frac {\sqrt [3]{b^2-4 a c} \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right )}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right )^2}}}+\frac {3 \left (-\left (\left (11 c d^2 e-a e^3\right ) b^2\right )+10 c d \left (c d^2+3 a e^2\right ) b-8 a c e \left (2 c d^2+3 a e^2\right )+(2 c d-b e) \left (10 c^2 d^2-b^2 e^2-2 c e (5 b d-7 a e)\right ) x\right )}{4 c \left (b^2-4 a c\right )^2 \sqrt [3]{c x^2+b x+a}}-\frac {3 (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) (b+2 c x)}{2 \sqrt [3]{2} c^{5/3} \left (b^2-4 a c\right )^2 \left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{c x^2+b x+a}\right )} \]
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Rule 224
Rule 309
Rule 637
Rule 752
Rule 791
Rule 1891
Rubi steps \begin{align*} \text {integral}& = -\frac {3 (d+e x)^2 (b d-2 a e+(2 c d-b e) x)}{4 \left (b^2-4 a c\right ) \left (a+b x+c x^2\right )^{4/3}}-\frac {3 \int \frac {(d+e x) \left (\frac {1}{3} \left (10 c d^2-11 b d e+12 a e^2\right )-\frac {1}{3} e (2 c d-b e) x\right )}{\left (a+b x+c x^2\right )^{4/3}} \, dx}{4 \left (b^2-4 a c\right )} \\ & = -\frac {3 (d+e x)^2 (b d-2 a e+(2 c d-b e) x)}{4 \left (b^2-4 a c\right ) \left (a+b x+c x^2\right )^{4/3}}+\frac {3 \left (10 b c d \left (c d^2+3 a e^2\right )-8 a c e \left (2 c d^2+3 a e^2\right )-b^2 \left (11 c d^2 e-a e^3\right )+(2 c d-b e) \left (10 c^2 d^2-b^2 e^2-2 c e (5 b d-7 a e)\right ) x\right )}{4 c \left (b^2-4 a c\right )^2 \sqrt [3]{a+b x+c x^2}}-\frac {\left ((2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right )\right ) \int \frac {1}{\sqrt [3]{a+b x+c x^2}} \, dx}{2 c \left (b^2-4 a c\right )^2} \\ & = -\frac {3 (d+e x)^2 (b d-2 a e+(2 c d-b e) x)}{4 \left (b^2-4 a c\right ) \left (a+b x+c x^2\right )^{4/3}}+\frac {3 \left (10 b c d \left (c d^2+3 a e^2\right )-8 a c e \left (2 c d^2+3 a e^2\right )-b^2 \left (11 c d^2 e-a e^3\right )+(2 c d-b e) \left (10 c^2 d^2-b^2 e^2-2 c e (5 b d-7 a e)\right ) x\right )}{4 c \left (b^2-4 a c\right )^2 \sqrt [3]{a+b x+c x^2}}-\frac {\left (3 (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \sqrt {(b+2 c x)^2}\right ) \text {Subst}\left (\int \frac {x}{\sqrt {b^2-4 a c+4 c x^3}} \, dx,x,\sqrt [3]{a+b x+c x^2}\right )}{2 c \left (b^2-4 a c\right )^2 (b+2 c x)} \\ & = -\frac {3 (d+e x)^2 (b d-2 a e+(2 c d-b e) x)}{4 \left (b^2-4 a c\right ) \left (a+b x+c x^2\right )^{4/3}}+\frac {3 \left (10 b c d \left (c d^2+3 a e^2\right )-8 a c e \left (2 c d^2+3 a e^2\right )-b^2 \left (11 c d^2 e-a e^3\right )+(2 c d-b e) \left (10 c^2 d^2-b^2 e^2-2 c e (5 b d-7 a e)\right ) x\right )}{4 c \left (b^2-4 a c\right )^2 \sqrt [3]{a+b x+c x^2}}-\frac {\left (3 (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \sqrt {(b+2 c x)^2}\right ) \text {Subst}\left (\int \frac {\left (1-\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} x}{\sqrt {b^2-4 a c+4 c x^3}} \, dx,x,\sqrt [3]{a+b x+c x^2}\right )}{2\ 2^{2/3} c^{4/3} \left (b^2-4 a c\right )^2 (b+2 c x)}+\frac {\left (3 \left (1-\sqrt {3}\right ) (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \sqrt {(b+2 c x)^2}\right ) \text {Subst}\left (\int \frac {1}{\sqrt {b^2-4 a c+4 c x^3}} \, dx,x,\sqrt [3]{a+b x+c x^2}\right )}{2\ 2^{2/3} c^{4/3} \left (b^2-4 a c\right )^{5/3} (b+2 c x)} \\ & = -\frac {3 (d+e x)^2 (b d-2 a e+(2 c d-b e) x)}{4 \left (b^2-4 a c\right ) \left (a+b x+c x^2\right )^{4/3}}+\frac {3 \left (10 b c d \left (c d^2+3 a e^2\right )-8 a c e \left (2 c d^2+3 a e^2\right )-b^2 \left (11 c d^2 e-a e^3\right )+(2 c d-b e) \left (10 c^2 d^2-b^2 e^2-2 c e (5 b d-7 a e)\right ) x\right )}{4 c \left (b^2-4 a c\right )^2 \sqrt [3]{a+b x+c x^2}}-\frac {3 (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) (b+2 c x)}{2 \sqrt [3]{2} c^{5/3} \left (b^2-4 a c\right )^2 \left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )}+\frac {3 \sqrt [4]{3} \sqrt {2-\sqrt {3}} (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right ) \sqrt {\frac {\left (b^2-4 a c\right )^{2/3}-2^{2/3} \sqrt [3]{c} \sqrt [3]{b^2-4 a c} \sqrt [3]{a+b x+c x^2}+2 \sqrt [3]{2} c^{2/3} \left (a+b x+c x^2\right )^{2/3}}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}} E\left (\sin ^{-1}\left (\frac {\left (1-\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}{\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}\right )|-7-4 \sqrt {3}\right )}{4 \sqrt [3]{2} c^{5/3} \left (b^2-4 a c\right )^{5/3} (b+2 c x) \sqrt {\frac {\sqrt [3]{b^2-4 a c} \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}}}-\frac {3^{3/4} (2 c d-b e) \left (5 c^2 d^2-b^2 e^2-c e (5 b d-9 a e)\right ) \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right ) \sqrt {\frac {\left (b^2-4 a c\right )^{2/3}-2^{2/3} \sqrt [3]{c} \sqrt [3]{b^2-4 a c} \sqrt [3]{a+b x+c x^2}+2 \sqrt [3]{2} c^{2/3} \left (a+b x+c x^2\right )^{2/3}}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}} F\left (\sin ^{-1}\left (\frac {\left (1-\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}{\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}}\right )|-7-4 \sqrt {3}\right )}{2^{5/6} c^{5/3} \left (b^2-4 a c\right )^{5/3} (b+2 c x) \sqrt {\frac {\sqrt [3]{b^2-4 a c} \left (\sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )}{\left (\left (1+\sqrt {3}\right ) \sqrt [3]{b^2-4 a c}+2^{2/3} \sqrt [3]{c} \sqrt [3]{a+b x+c x^2}\right )^2}}} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 4 in optimal.
Time = 11.00 (sec) , antiderivative size = 403, normalized size of antiderivative = 0.33 \[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=\frac {3 c \left (b^4 e^3 x^2+b^2 \left (a^2 e^3+a c e \left (-9 d^2+42 d e x-11 e^2 x^2\right )+c^2 d x \left (8 d^2-45 d e x+6 e^2 x^2\right )\right )+4 c \left (-6 a^3 e^3+5 c^3 d^3 x^3+a^2 c e \left (-6 d^2+3 d e x-8 e^2 x^2\right )+a c^2 d x \left (7 d^2+9 e^2 x^2\right )\right )+2 b c \left (a^2 e^2 (15 d-19 e x)+15 c^2 d^2 x^2 (d-e x)+a c \left (7 d^3-21 d^2 e x+27 d e^2 x^2-9 e^3 x^3\right )\right )+b^3 \left (2 a e^3 x-c \left (d^3+12 d^2 e x-9 d e^2 x^2-2 e^3 x^3\right )\right )\right )-2^{2/3} (2 c d-b e) \left (5 c^2 d^2-b^2 e^2+c e (-5 b d+9 a e)\right ) (b+2 c x) (a+x (b+c x)) \sqrt [3]{\frac {c (a+x (b+c x))}{-b^2+4 a c}} \operatorname {Hypergeometric2F1}\left (\frac {1}{3},\frac {1}{2},\frac {3}{2},\frac {(b+2 c x)^2}{b^2-4 a c}\right )}{4 c^2 \left (b^2-4 a c\right )^2 (a+x (b+c x))^{4/3}} \]
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\[\int \frac {\left (e x +d \right )^{3}}{\left (c \,x^{2}+b x +a \right )^{\frac {7}{3}}}d x\]
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\[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=\int { \frac {{\left (e x + d\right )}^{3}}{{\left (c x^{2} + b x + a\right )}^{\frac {7}{3}}} \,d x } \]
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Timed out. \[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=\text {Timed out} \]
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\[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=\int { \frac {{\left (e x + d\right )}^{3}}{{\left (c x^{2} + b x + a\right )}^{\frac {7}{3}}} \,d x } \]
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\[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=\int { \frac {{\left (e x + d\right )}^{3}}{{\left (c x^{2} + b x + a\right )}^{\frac {7}{3}}} \,d x } \]
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Timed out. \[ \int \frac {(d+e x)^3}{\left (a+b x+c x^2\right )^{7/3}} \, dx=\int \frac {{\left (d+e\,x\right )}^3}{{\left (c\,x^2+b\,x+a\right )}^{7/3}} \,d x \]
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