4x-4x^2=1 Помогите пожалуйста

4x - 4x^2 = 14x - 4x^2 - 1 = 0- 4x + 4x^2 + 1 = 04x^2 - 4x + 1 = 0(2x - 1)^2 = 02x - 1 = 02x = 0x = 1/2 = 0,5

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