(y-2)^2

Answer 1

Expanding the expression (y-2)^2, we get:

(y-2)^2 = (y-2)(y-2)
= y^2 - 2y - 2y + 4
= y^2 - 4y + 4

So, (y-2)^2 simplifies to y^2 - 4y + 4.