Question

Find the integral zeros of the polynomial x^3 + 3x^2 -x -3

Answer 1

Answer:

x^3+3x^2-x-3

x^2(x+3) -1(x+3)

x^2-1=0 x+3=0

x=1= alfa x=(-3) = bita

sum of zeroes: alfa + bita = -b/a

1+(-3) = -(-3) /1