Question

expand and simplify (x +2)(x+ 1)

Answer 1

Answer:

x²+3x+3

Step-by-step explanation:

(x+2)(x+1)

x²+x+2x+3

=x²+3x+3

Answer 2

Answer:

x² + 3x + 2

Step-by-step explanation:

Given

(x + 2)(x + 1)

Each term in the second factor is multiplied by each term in the first factor, that is

x(x + 1) + 2(x + 1) ← distribute both parenthesis

= x² + x + 2x + 2 ← collect like terms

= x² + 3x + 2