X^2 - 14x + 33 = 0 решите уравнение

Question

X^2 - 14x + 33 = 0
решите уравнение

Answer 1

X^2 - 14x + 33 = 0D=196-4*33*1=64=8^2
x1=14-8/2=3
x2=14+8/2=11

Answer 2

2х-14х+33=0. -12х=-33. Х=-33÷-12= 2.75