Question

Identify the domain of the equation y = x2 − 6x + 1.

x ≤ 3

x ≥ −8

x ≥ −2

All real numbers

Answer 1

lets square it first
y=(x2-6x+9)-9+1
y=(x-3)^2-8

Answer 2

Since you can plug in ANY real number for x, this means that the domain is the set of all real numbers. So the answer is choice D

Answer 3

all real