Question

16y^2-(5y+3y)^2 Подайте у виглядi добутку двох множникiв.

Answer 1

16у^2-(8у)^2=16у^2-64у^2=-48у^2

Answer 2

(4y)^2-(8y)^2=(4y-8y)(4y+8y)=-4y*12y=-48y^2