Question

(x-3)^2-25x^2 решите плез

Answer 1

3 ( -4 х - 3 ) * ( 2 х - 1 )

Answer 2

(x-3)^2-25x^2 =(x-3)^2-(5x)^2 =(x-3-5x)(x-3+5x)=(-3-4x)(6x-3)=3(2x-1)(-4x-3)