Question

(x2 + 3x + 1) + (2x2 + 2x)
HINT

Answer 1

`3x^(2) + 5x + 1`

Explanation:

Step 1: Combine like terms

`(x^(2) + 3x + 1) + (2x^(2) + 2x)`

`(x^(2) + 2x^(2) + (3x + 2x) + (1)`

`3x^(2) + 5x + 1`

Answer:
`3x^(2) + 5x + 1`

Answer 2

3x^2+5x+1

Explanation:

(x^2 + 3x + 1) + (2x^2 + 2x)

Combine like terms

x^2 + 2x^2 + 3x +2x +1

3x^2+5x+1