Question

How do you Express (x+1)(2x+2) as a trinomial

Answer 1

`2x^(2) + 4x +2`

Explanation:

Multiply (x + 1) by (2x + 2).

x × 2x is
`2x^(2)`

x × 2 is 2x

1 × 2x is 2x

1 × 2 is 2

`2x^(2)` + 2x + 2x + 2 =
`2x^(2) + 4x +2`