4x-4x^2=1 Помогите пожалуйста
4x-4x^2=1
4x-4x^2-1=0 |:(-1)
-4x+4x^2+1=0
4x^2-4x+1=0
(2x-1)^2=0
2x-1=0
2x=1 |:2
x=1/2
x=0,5
4x - 4x^2 = 1 4x - 4x^2 - 1 = 0 - 4x + 4x^2 + 1 = 0 4x^2 - 4x + 1 = 0 (2x - 1)^2 = 0 2x - 1 = 0 2x = 0 x = 1/2 = 0,5