Question

Simplify the problem (2y−6)^2

Answer 1

(a-b)(a-b) = a^2 - 2ab + b^2

(2y-6)^2

= (2y-6)(2y-6)

= 4y^2 - 12y + 36

Answer 2

4y^2-24y+36

Explanation:

Expand the expression to simplify, which you do by using the FOIL method, then combining like terms.