ptdttnt: 4x^3 – 4x^2+ x x^3-x^2-x

2 bình luận về “ptdttnt: 4x^3 – 4x^2+ x x^3-x^2-x”

1. 4x^3-4x^2+x

   = x(4x^2-4x+1)

   = x(2x-1)^2

   x^3-x^2-x

   = x(x^2-x-1)

   Trả lời
2. #wdr

   4x^3 -4x^2 +x

   = x(4x^2-4x+1)

   = x(2x-1)^2

   —

   x^3-x^2-x

   = x(x^2-x-1)

    

   Trả lời