Calculation of 2x + Y / 4x square - 4xy + y square / (4x square - y Square) - necessary process

Calculation of 2x + Y / 4x square - 4xy + y square / (4x square - y Square) - necessary process

(4x²-4xy+y²)/(2x+y)÷(4x²-y²)=(2x-y)²/(2x+y) * 1/(2x+y)(2x-y)=(2x-y)/(2x+y)²