x(x-1)+2x(x+1)-3x(2x-5) (2x+1)(x+3) (m+2n)(m-3nx(x-1)+2x(x+1)-3x(2x-5) (2x+1)(x+3) (m+2n)(m-3n) (2x^2-1)(x-4)
问题描述:
x(x-1)+2x(x+1)-3x(2x-5) (2x+1)(x+3) (m+2n)(m-3n
x(x-1)+2x(x+1)-3x(2x-5) (2x+1)(x+3) (m+2n)(m-3n) (2x^2-1)(x-4)
答