Optimal. Leaf size=84 \[ \frac {(f+g x)^{n+1} \left (a g^2+c f (e f-2 d g)\right )}{g^3 (n+1)}-\frac {2 c (e f-d g) (f+g x)^{n+2}}{g^3 (n+2)}+\frac {c e (f+g x)^{n+3}}{g^3 (n+3)} \]
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Rubi [A] time = 0.06, antiderivative size = 84, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.048, Rules used = {698} \[ \frac {(f+g x)^{n+1} \left (a g^2+c f (e f-2 d g)\right )}{g^3 (n+1)}-\frac {2 c (e f-d g) (f+g x)^{n+2}}{g^3 (n+2)}+\frac {c e (f+g x)^{n+3}}{g^3 (n+3)} \]
Antiderivative was successfully verified.
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Rule 698
Rubi steps
\begin {align*} \int (f+g x)^n \left (a+2 c d x+c e x^2\right ) \, dx &=\int \left (\frac {\left (a g^2+c f (e f-2 d g)\right ) (f+g x)^n}{g^2}+\frac {2 c (-e f+d g) (f+g x)^{1+n}}{g^2}+\frac {c e (f+g x)^{2+n}}{g^2}\right ) \, dx\\ &=\frac {\left (a g^2+c f (e f-2 d g)\right ) (f+g x)^{1+n}}{g^3 (1+n)}-\frac {2 c (e f-d g) (f+g x)^{2+n}}{g^3 (2+n)}+\frac {c e (f+g x)^{3+n}}{g^3 (3+n)}\\ \end {align*}
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Mathematica [A] time = 0.10, size = 73, normalized size = 0.87 \[ \frac {(f+g x)^{n+1} \left (\frac {a g^2+c f (e f-2 d g)}{n+1}-\frac {2 c (f+g x) (e f-d g)}{n+2}+\frac {c e (f+g x)^2}{n+3}\right )}{g^3} \]
Antiderivative was successfully verified.
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fricas [B] time = 1.08, size = 218, normalized size = 2.60 \[ \frac {{\left (a f g^{2} n^{2} + 2 \, c e f^{3} - 6 \, c d f^{2} g + 6 \, a f g^{2} + {\left (c e g^{3} n^{2} + 3 \, c e g^{3} n + 2 \, c e g^{3}\right )} x^{3} + {\left (6 \, c d g^{3} + {\left (c e f g^{2} + 2 \, c d g^{3}\right )} n^{2} + {\left (c e f g^{2} + 8 \, c d g^{3}\right )} n\right )} x^{2} - {\left (2 \, c d f^{2} g - 5 \, a f g^{2}\right )} n + {\left (6 \, a g^{3} + {\left (2 \, c d f g^{2} + a g^{3}\right )} n^{2} - {\left (2 \, c e f^{2} g - 6 \, c d f g^{2} - 5 \, a g^{3}\right )} n\right )} x\right )} {\left (g x + f\right )}^{n}}{g^{3} n^{3} + 6 \, g^{3} n^{2} + 11 \, g^{3} n + 6 \, g^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.19, size = 373, normalized size = 4.44 \[ \frac {{\left (g x + f\right )}^{n} c g^{3} n^{2} x^{3} e + 2 \, {\left (g x + f\right )}^{n} c d g^{3} n^{2} x^{2} + {\left (g x + f\right )}^{n} c f g^{2} n^{2} x^{2} e + 3 \, {\left (g x + f\right )}^{n} c g^{3} n x^{3} e + 2 \, {\left (g x + f\right )}^{n} c d f g^{2} n^{2} x + 8 \, {\left (g x + f\right )}^{n} c d g^{3} n x^{2} + {\left (g x + f\right )}^{n} c f g^{2} n x^{2} e + 2 \, {\left (g x + f\right )}^{n} c g^{3} x^{3} e + 6 \, {\left (g x + f\right )}^{n} c d f g^{2} n x + {\left (g x + f\right )}^{n} a g^{3} n^{2} x + 6 \, {\left (g x + f\right )}^{n} c d g^{3} x^{2} - 2 \, {\left (g x + f\right )}^{n} c f^{2} g n x e - 2 \, {\left (g x + f\right )}^{n} c d f^{2} g n + {\left (g x + f\right )}^{n} a f g^{2} n^{2} + 5 \, {\left (g x + f\right )}^{n} a g^{3} n x - 6 \, {\left (g x + f\right )}^{n} c d f^{2} g + 5 \, {\left (g x + f\right )}^{n} a f g^{2} n + 6 \, {\left (g x + f\right )}^{n} a g^{3} x + 2 \, {\left (g x + f\right )}^{n} c f^{3} e + 6 \, {\left (g x + f\right )}^{n} a f g^{2}}{g^{3} n^{3} + 6 \, g^{3} n^{2} + 11 \, g^{3} n + 6 \, g^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 147, normalized size = 1.75 \[ \frac {\left (c e \,g^{2} n^{2} x^{2}+2 c d \,g^{2} n^{2} x +3 c e \,g^{2} n \,x^{2}+8 c d \,g^{2} n x -2 c e f g n x +2 c e \,x^{2} g^{2}+a \,g^{2} n^{2}-2 c d f g n +6 c d \,g^{2} x -2 c e f g x +5 a \,g^{2} n -6 c d f g +2 c e \,f^{2}+6 a \,g^{2}\right ) \left (g x +f \right )^{n +1}}{\left (n^{3}+6 n^{2}+11 n +6\right ) g^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.47, size = 135, normalized size = 1.61 \[ \frac {2 \, {\left (g^{2} {\left (n + 1\right )} x^{2} + f g n x - f^{2}\right )} {\left (g x + f\right )}^{n} c d}{{\left (n^{2} + 3 \, n + 2\right )} g^{2}} + \frac {{\left ({\left (n^{2} + 3 \, n + 2\right )} g^{3} x^{3} + {\left (n^{2} + n\right )} f g^{2} x^{2} - 2 \, f^{2} g n x + 2 \, f^{3}\right )} {\left (g x + f\right )}^{n} c e}{{\left (n^{3} + 6 \, n^{2} + 11 \, n + 6\right )} g^{3}} + \frac {{\left (g x + f\right )}^{n + 1} a}{g {\left (n + 1\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 3.07, size = 211, normalized size = 2.51 \[ {\left (f+g\,x\right )}^n\,\left (\frac {f\,\left (2\,c\,e\,f^2-2\,c\,d\,f\,g\,n-6\,c\,d\,f\,g+a\,g^2\,n^2+5\,a\,g^2\,n+6\,a\,g^2\right )}{g^3\,\left (n^3+6\,n^2+11\,n+6\right )}+\frac {x\,\left (-2\,c\,e\,f^2\,g\,n+2\,c\,d\,f\,g^2\,n^2+6\,c\,d\,f\,g^2\,n+a\,g^3\,n^2+5\,a\,g^3\,n+6\,a\,g^3\right )}{g^3\,\left (n^3+6\,n^2+11\,n+6\right )}+\frac {c\,e\,x^3\,\left (n^2+3\,n+2\right )}{n^3+6\,n^2+11\,n+6}+\frac {c\,x^2\,\left (n+1\right )\,\left (6\,d\,g+2\,d\,g\,n+e\,f\,n\right )}{g\,\left (n^3+6\,n^2+11\,n+6\right )}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 2.21, size = 1489, normalized size = 17.73 \[ \text {result too large to display} \]
Verification of antiderivative is not currently implemented for this CAS.
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