Question

$8-8x+2x^{2} = 0$

Answer 1

8-8x+2x² = 0

x²-4x+4 = 0

D = b²-4ac = 16-16 = 0

x = -b/2a = 4/2 = 2

Ответ: 2

Answer 2

$8 - 8x + {2}x^{2} = 0 \\ 4 - 4x + {x}^{2} \\ {x}^{2} - 4x + 4 = 0 \\ (x - 2) {}^{2} = 0 \\ x - 2 = 0 \\ x = 2$