Question

Evaluate the polynomial when a. x = 0 and b. X = - 1.

x^2 - 8x - 7

Answer 1

(a) -7, (b) 2

Explanation:

a) When x = 0,

=> x² - 8x - 7

=> (0)² - 8(0) - 7

=> 0 - 0 - 7

=> - 7

b) When x = -1,

=> x² - 8x - 7

=> (-1)² - 8(-1) - 7

=> 1 + 8 - 7

=> 9 - 7

=> 2

Hope it helps.