(x+2)(x+1)
Expand the following: (x + 2) (x + 1)
(x + 2) (x + 1) = (x) (x) + (x) (1) + (2) (x) + (2) (1): x x + 2 x + x + 2
x x = x^2: x^2 + 2 x + x + 2
x + 2 x = 3 x: Answer: |x^2 + 3 x + 2
