Question

4x^2-2x+1)(2x+1)+x(4x+3)(1-2x)=11-2x^2

Answer 1

8x^3 +x(-8x²+3-2x) =11 -2x²

8x^3 -8x^3+3x -2x²+2x² =11

3x =11

x =11/3

x =3 2/3(три целых две третьих)