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1. y
-8
-2
0
-2
-2
Step-by-step explanation:
•Since y is a quadratic, its graph will be a parabola.
•What is the domain of Y 2x 2 1?
all real numbers
That means the domain is all real numbers.
•What is the domain of Y 2x²?
The domain of the expression is all real numbers except where the expression is undefined.