Question

if -1 is zero of the polynomial f(x) =x^2 -7x -8 then calculate the other zero​

Answer 1

Step-by-step explanation:

thus is the correct answer hope it helps u

Answer 2

Step-by-step explanation:

Given,

$\alpha = - 1 \\ f(x) = {x}^{2} - 7x - 8 \\ do \: factorization \\ {x}^{2} - 8x + x - 8 \\ x(x - 8) + 1(x - 8) \\ = (x + 1)(x - 8) \\ x = - 1and8$