1)2x²-x = 0
x(2x-1) = 0
x = 0
или
2x-1 = 0
2x = 1
x = 0.5
{0; 0.5}
2)(x-2)²-4 = 0
(x-2)² = 4
x-2 = 2
x = 4
x-2 = -2
{0; 4}
1)2x²-x = 0
x(2x-1) = 0
x = 0
или
2x-1 = 0
2x = 1
x = 0.5
{0; 0.5}
2)(x-2)²-4 = 0
(x-2)² = 4
x-2 = 2
x = 4
или
x-2 = -2
x = 0
{0; 4}