Question

помогите пж очень нужно

Answer 1

x2 - 6x - 16 = 0

D = b2 - 4ac = (-6)2 - 4 * 1 * (-16) = 36 + 64 = 100

x1 = (-b + √D)/2a = (6 + √100)/2 * 1 = (6 + 10)/2 = 16/2 = 8

x2 = (-b - √D)/2a = (6 - √100)/2 * 1 = (6 - 10)/2 = -4/2 = -2

Ответ: x = 8; x = -2