Question

Please answer the question from the attachment.

Answer 1

`(y^(2) - 7y + 12)/(2y^(2) - 9y + 9) = (y^(2) - 4y - 3y + 12)/(2y^(2) - 6y - 3y + 9) = (y(y) - y(4) - 3(y) - 3(-4))/(2y(y) - 2y(3) - 3(y) - 3(-3)) = (y(y - 4) - 3(y - 4))/(2y(y - 3) - 3(y - 3)) = ((y - 3)(y - 4))/((2y - 3)(y - 3)) = (y - 4)/(2y - 3)`