Question

помогите! нужно разложить на множители:
64 x^2-48x-25y^2-30y

Answer 1

(64x²-25y²)-(48x+30y)=(8x-5y)(8x+5y)-6(8x+5y)=(8x+5y)(8x-5y-6)

Answer 2

$64x^2-48x-25y^2-30y=(64x^2-25y^2)-(48x+30y)=\\=((8x)^2-(5y)^2)-6(8x+5y)=(8x-5y)(8x+5y)-6(8x+5y)=\\=(8x+5y)(8x-5y-6)$