Question

Решите пж (2х-3у) (2х+3у)

Answer 1

$(2x - 3y)(2x + 3y) = {4x}^{2} - {9y}^{2} .$

Удачи))))

Answer 2

$(2x - 3y)(2x + 3y) = (2x)^{2} - (3y)^{2} = 4 {x}^{2} - 9 {y}^{2}$