Question 91957
-x^2 - 5x - 6, x = -3 and x = -2

when x = -3

= -(-3)(-3) - 5*(-3) - 6
= -9 + 15 - 6
= 0

when x = -2

= -(-2)(-2) - 5*(-2) - 6
= -4 + 10 - 6
= 0