Question

Which expression is equivalent to the following? (4y - 3)(4y + 3) Select one: 1) 16y? – 12y - 9 2) 16y? + 12y? – 12y9 3) 12y 16y3 + 12y2 - 9 4) 16y2 - 9

Answer 1

(4y - 3)(4y + 3)

open the parentheses

4y(4y+3) -3(4y+3)

16y² + 12y - 12y - 9

16y² - 9