Question

Решите квадратное уравнение
х²-6х+8

Answer 1

${x}^{2} - 6x + 8 = 0 \ d = 36 - 4 times 1 times 8 = 36 - 32 = 4 = {2}^{2} \ x1 = frac{6 + 2}{2 times 1} = frac{8}{2} = 4 \ x2 = frac{6 - 2}{2 times 1} = frac{4}{2} = 2$

Answer 2

Ответ:

D=(-6)^2-4×8=36-32=4

Х1=(6-2)/2=2

Х2=(6+2)/2=4