Question

Представьте в виде дроби 4x-1/x^2+2x-5/4x

Answer 1

4x-1/x^2(×4) + 2x-5/4x(×x)= 16x - 4/4x^2 + 2x^2 - 5x/4x^2 =16x - 4 + 2x^2 - 5x/4x^2 = 9x - 4/2