(4x-3y)^2-(2x+y)(3x-5y) упростить выражение -45+30a-5a^2 разложить на множители
(4x-3y)^2-(2x+y)(3x-5y)=16x^2-24xy+9y^2-6x^2+7xy+5y^2=10x^2-17xy+14y^2
-45+30a-5a^2=-5*(a-3)^2
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
(4x-3y)^2-(2x+y)(3x-5y)=16x^2-24xy+9y^2-6x^2+7xy+5y^2=10x^2-17xy+14y^2
-45+30a-5a^2=-5*(a-3)^2