Question

(3y^2 – 4y + 1) +
(- y^2 + 4y – 3)

Answer 1

2y^2-4y+2

Explanation:

3y^2-4y+1-y^2+4-3

3y^2-y^2-4y+1+4-3

2y^2-4y+1+4-3

2y^2-4y+2