3.10.72 \(\int (A+B x) (d+e x) (b x+c x^2)^2 \, dx\)

Optimal. Leaf size=100 \[ \frac {1}{5} x^5 \left (2 b c (A e+B d)+A c^2 d+b^2 B e\right )+\frac {1}{3} A b^2 d x^3+\frac {1}{6} c x^6 (A c e+2 b B e+B c d)+\frac {1}{4} b x^4 (A b e+2 A c d+b B d)+\frac {1}{7} B c^2 e x^7 \]

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Rubi [A]  time = 0.11, antiderivative size = 100, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.045, Rules used = {771} \begin {gather*} \frac {1}{5} x^5 \left (2 b c (A e+B d)+A c^2 d+b^2 B e\right )+\frac {1}{3} A b^2 d x^3+\frac {1}{6} c x^6 (A c e+2 b B e+B c d)+\frac {1}{4} b x^4 (A b e+2 A c d+b B d)+\frac {1}{7} B c^2 e x^7 \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(A + B*x)*(d + e*x)*(b*x + c*x^2)^2,x]

[Out]

(A*b^2*d*x^3)/3 + (b*(b*B*d + 2*A*c*d + A*b*e)*x^4)/4 + ((A*c^2*d + b^2*B*e + 2*b*c*(B*d + A*e))*x^5)/5 + (c*(
B*c*d + 2*b*B*e + A*c*e)*x^6)/6 + (B*c^2*e*x^7)/7

Rule 771

Int[((d_.) + (e_.)*(x_))^(m_.)*((f_.) + (g_.)*(x_))*((a_.) + (b_.)*(x_) + (c_.)*(x_)^2)^(p_.), x_Symbol] :> In
t[ExpandIntegrand[(d + e*x)^m*(f + g*x)*(a + b*x + c*x^2)^p, x], x] /; FreeQ[{a, b, c, d, e, f, g, m}, x] && N
eQ[b^2 - 4*a*c, 0] && IntegerQ[p] && (GtQ[p, 0] || (EqQ[a, 0] && IntegerQ[m]))

Rubi steps

\begin {align*} \int (A+B x) (d+e x) \left (b x+c x^2\right )^2 \, dx &=\int \left (A b^2 d x^2+b (b B d+2 A c d+A b e) x^3+\left (A c^2 d+b^2 B e+2 b c (B d+A e)\right ) x^4+c (B c d+2 b B e+A c e) x^5+B c^2 e x^6\right ) \, dx\\ &=\frac {1}{3} A b^2 d x^3+\frac {1}{4} b (b B d+2 A c d+A b e) x^4+\frac {1}{5} \left (A c^2 d+b^2 B e+2 b c (B d+A e)\right ) x^5+\frac {1}{6} c (B c d+2 b B e+A c e) x^6+\frac {1}{7} B c^2 e x^7\\ \end {align*}

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Mathematica [A]  time = 0.03, size = 101, normalized size = 1.01 \begin {gather*} \frac {1}{5} x^5 \left (2 A b c e+A c^2 d+b^2 B e+2 b B c d\right )+\frac {1}{3} A b^2 d x^3+\frac {1}{6} c x^6 (A c e+2 b B e+B c d)+\frac {1}{4} b x^4 (A b e+2 A c d+b B d)+\frac {1}{7} B c^2 e x^7 \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[(A + B*x)*(d + e*x)*(b*x + c*x^2)^2,x]

[Out]

(A*b^2*d*x^3)/3 + (b*(b*B*d + 2*A*c*d + A*b*e)*x^4)/4 + ((2*b*B*c*d + A*c^2*d + b^2*B*e + 2*A*b*c*e)*x^5)/5 +
(c*(B*c*d + 2*b*B*e + A*c*e)*x^6)/6 + (B*c^2*e*x^7)/7

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IntegrateAlgebraic [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int (A+B x) (d+e x) \left (b x+c x^2\right )^2 \, dx \end {gather*}

Verification is not applicable to the result.

[In]

IntegrateAlgebraic[(A + B*x)*(d + e*x)*(b*x + c*x^2)^2,x]

[Out]

IntegrateAlgebraic[(A + B*x)*(d + e*x)*(b*x + c*x^2)^2, x]

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fricas [A]  time = 0.36, size = 117, normalized size = 1.17 \begin {gather*} \frac {1}{7} x^{7} e c^{2} B + \frac {1}{6} x^{6} d c^{2} B + \frac {1}{3} x^{6} e c b B + \frac {1}{6} x^{6} e c^{2} A + \frac {2}{5} x^{5} d c b B + \frac {1}{5} x^{5} e b^{2} B + \frac {1}{5} x^{5} d c^{2} A + \frac {2}{5} x^{5} e c b A + \frac {1}{4} x^{4} d b^{2} B + \frac {1}{2} x^{4} d c b A + \frac {1}{4} x^{4} e b^{2} A + \frac {1}{3} x^{3} d b^{2} A \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((B*x+A)*(e*x+d)*(c*x^2+b*x)^2,x, algorithm="fricas")

[Out]

1/7*x^7*e*c^2*B + 1/6*x^6*d*c^2*B + 1/3*x^6*e*c*b*B + 1/6*x^6*e*c^2*A + 2/5*x^5*d*c*b*B + 1/5*x^5*e*b^2*B + 1/
5*x^5*d*c^2*A + 2/5*x^5*e*c*b*A + 1/4*x^4*d*b^2*B + 1/2*x^4*d*c*b*A + 1/4*x^4*e*b^2*A + 1/3*x^3*d*b^2*A

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giac [A]  time = 0.15, size = 123, normalized size = 1.23 \begin {gather*} \frac {1}{7} \, B c^{2} x^{7} e + \frac {1}{6} \, B c^{2} d x^{6} + \frac {1}{3} \, B b c x^{6} e + \frac {1}{6} \, A c^{2} x^{6} e + \frac {2}{5} \, B b c d x^{5} + \frac {1}{5} \, A c^{2} d x^{5} + \frac {1}{5} \, B b^{2} x^{5} e + \frac {2}{5} \, A b c x^{5} e + \frac {1}{4} \, B b^{2} d x^{4} + \frac {1}{2} \, A b c d x^{4} + \frac {1}{4} \, A b^{2} x^{4} e + \frac {1}{3} \, A b^{2} d x^{3} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((B*x+A)*(e*x+d)*(c*x^2+b*x)^2,x, algorithm="giac")

[Out]

1/7*B*c^2*x^7*e + 1/6*B*c^2*d*x^6 + 1/3*B*b*c*x^6*e + 1/6*A*c^2*x^6*e + 2/5*B*b*c*d*x^5 + 1/5*A*c^2*d*x^5 + 1/
5*B*b^2*x^5*e + 2/5*A*b*c*x^5*e + 1/4*B*b^2*d*x^4 + 1/2*A*b*c*d*x^4 + 1/4*A*b^2*x^4*e + 1/3*A*b^2*d*x^3

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maple [A]  time = 0.04, size = 97, normalized size = 0.97 \begin {gather*} \frac {B \,c^{2} e \,x^{7}}{7}+\frac {A \,b^{2} d \,x^{3}}{3}+\frac {\left (2 B b c e +\left (A e +B d \right ) c^{2}\right ) x^{6}}{6}+\frac {\left (A \,c^{2} d +B \,b^{2} e +2 \left (A e +B d \right ) b c \right ) x^{5}}{5}+\frac {\left (2 A b c d +\left (A e +B d \right ) b^{2}\right ) x^{4}}{4} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((B*x+A)*(e*x+d)*(c*x^2+b*x)^2,x)

[Out]

1/7*B*c^2*e*x^7+1/6*((A*e+B*d)*c^2+2*B*e*b*c)*x^6+1/5*(A*c^2*d+b^2*B*e+2*b*c*(A*e+B*d))*x^5+1/4*(2*A*b*c*d+b^2
*(A*e+B*d))*x^4+1/3*A*b^2*d*x^3

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maxima [A]  time = 0.49, size = 103, normalized size = 1.03 \begin {gather*} \frac {1}{7} \, B c^{2} e x^{7} + \frac {1}{3} \, A b^{2} d x^{3} + \frac {1}{6} \, {\left (B c^{2} d + {\left (2 \, B b c + A c^{2}\right )} e\right )} x^{6} + \frac {1}{5} \, {\left ({\left (2 \, B b c + A c^{2}\right )} d + {\left (B b^{2} + 2 \, A b c\right )} e\right )} x^{5} + \frac {1}{4} \, {\left (A b^{2} e + {\left (B b^{2} + 2 \, A b c\right )} d\right )} x^{4} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((B*x+A)*(e*x+d)*(c*x^2+b*x)^2,x, algorithm="maxima")

[Out]

1/7*B*c^2*e*x^7 + 1/3*A*b^2*d*x^3 + 1/6*(B*c^2*d + (2*B*b*c + A*c^2)*e)*x^6 + 1/5*((2*B*b*c + A*c^2)*d + (B*b^
2 + 2*A*b*c)*e)*x^5 + 1/4*(A*b^2*e + (B*b^2 + 2*A*b*c)*d)*x^4

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mupad [B]  time = 0.05, size = 102, normalized size = 1.02 \begin {gather*} x^5\,\left (\frac {A\,c^2\,d}{5}+\frac {B\,b^2\,e}{5}+\frac {2\,A\,b\,c\,e}{5}+\frac {2\,B\,b\,c\,d}{5}\right )+x^4\,\left (\frac {A\,b^2\,e}{4}+\frac {B\,b^2\,d}{4}+\frac {A\,b\,c\,d}{2}\right )+x^6\,\left (\frac {A\,c^2\,e}{6}+\frac {B\,c^2\,d}{6}+\frac {B\,b\,c\,e}{3}\right )+\frac {A\,b^2\,d\,x^3}{3}+\frac {B\,c^2\,e\,x^7}{7} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((b*x + c*x^2)^2*(A + B*x)*(d + e*x),x)

[Out]

x^5*((A*c^2*d)/5 + (B*b^2*e)/5 + (2*A*b*c*e)/5 + (2*B*b*c*d)/5) + x^4*((A*b^2*e)/4 + (B*b^2*d)/4 + (A*b*c*d)/2
) + x^6*((A*c^2*e)/6 + (B*c^2*d)/6 + (B*b*c*e)/3) + (A*b^2*d*x^3)/3 + (B*c^2*e*x^7)/7

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sympy [A]  time = 0.09, size = 121, normalized size = 1.21 \begin {gather*} \frac {A b^{2} d x^{3}}{3} + \frac {B c^{2} e x^{7}}{7} + x^{6} \left (\frac {A c^{2} e}{6} + \frac {B b c e}{3} + \frac {B c^{2} d}{6}\right ) + x^{5} \left (\frac {2 A b c e}{5} + \frac {A c^{2} d}{5} + \frac {B b^{2} e}{5} + \frac {2 B b c d}{5}\right ) + x^{4} \left (\frac {A b^{2} e}{4} + \frac {A b c d}{2} + \frac {B b^{2} d}{4}\right ) \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((B*x+A)*(e*x+d)*(c*x**2+b*x)**2,x)

[Out]

A*b**2*d*x**3/3 + B*c**2*e*x**7/7 + x**6*(A*c**2*e/6 + B*b*c*e/3 + B*c**2*d/6) + x**5*(2*A*b*c*e/5 + A*c**2*d/
5 + B*b**2*e/5 + 2*B*b*c*d/5) + x**4*(A*b**2*e/4 + A*b*c*d/2 + B*b**2*d/4)

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