2 4x2 9 0

2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0. 4x2+6x+9=0. x-26-x2=2. x2-6x+9. x2+6x+9=0.
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0. 4x2=15x. (x^2-49)^2+(x^2+4x-21)^2. 15+2х2 =0. x2-15=2x=9.
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0
2 4x2 9 0