Question

5- Dado o
polinomo P(x) = x^3 - 5x^2 + X - 1, calcule:
a P(1)
P(1)
P(-1)
c) P(-2)
d) PCE
e) p (3​

Answer 1

p(1)= 1x3-5x2+1-1= 3-10= -7
p(-1)= (-1)x3-5x2+(-1) -1= -3-10+ (-2)= -15
p(-2)= (-2)x3-5x2+ (-2) -1= -6-10+(-3)= -19
p(3) = (-3)x3-5x2+3-1= -9-10+2= -17