Question

X2 – 5x + 6: .......................

Answer 1

1)x^2-5x+6=0

D=25-24=1>0

x1=(5+1)/2=3

x2=(5-1)/2=2

^ - возведение в степень

Answer 2

It seems like you've provided a quadratic expression: X^2 - 5x + 6. This is a quadratic polynomial, and it can be factored as follows:

X^2 - 5x + 6 = (X - 2)(X - 3)

So, the expression X^2 - 5x + 6 can be factored into (X - 2)(X - 3).