Question

(x+1) (x+2) - (x-1)​

Answer 1

Answer:

x^2-2x-1

Step-by-step explanation:

Answer 2

Answer:

x(x+2) + 1(x+2) - (x-1)

= x^2 + 2x + x + 2 - x + 1

= x^2 + 2x + 3

this has no roots