Respuesta :

oakleyhaskell
(x + 1) (x + 2)

x² + 2x + x + 2

so your answer is:

x² + 3x + 2
ggrishtamang

Answer:

x^2+3x+2

Step-by-step explanation:

(x+1)(x+2)

= x(x+2)+1(x+2)

= x^2 +2x +x +2

= x^2 + 3x + 2