Question

answer it with full step ​

Answer 1

Answer:

stepwise answers given in the picture

Answer 2

Step-by-step explanation:

Given ,

a + 1 = 0

: a = -1

than,

substituting value of a in

x² - x - 6 = 0

x² - 3x +2x - 6 = 0

x( x - 3) + 2 ( x - 3 ) = 0

( x + 2 ) (x -3) = 0

Either ,

x = -2 or x = 3 answer