Question

What is the answer to this

Answer 1

`(2x - y)/(4x^(2) + 4xy + y^(2)) / (1)/((2x + y)^(2)) = (2x - y)/(4x^(2) + 4xy + y^(2)) * ((2x + y)^(2))/(1) = (2x - y)/((2x + y)^(2)) * ((2x + y)^(2))/(1) = (2x - y)/(1) = 2x - y`