Question

Si A(x) = x^3 - 3x^2 + 3x - 1.
calcula A(2) + A(1)​

Answer 1

Respuesta:

A(2)= $2^{3} - 3(2)^{2} + 3(2)-1= 8-16+6-1=8-10-1=8-11=-3$

A(1)= $1^{3}-3(1)^{2}+3(1)-1=1-3+3-1=1-1=0$

A(2) + A(1)

 (-3) + 0 = -3