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Answer:
(b) all real numbers x ≥ 2
Step-by-step explanation:
The square root function is only defined for non-negative numbers. Then the domain of
[tex]\sqrt{x-2}[/tex]
will be x such that ...
x -2 ≥ 0
x ≥ 2 . . . . . . . . add 2
The domain is all real numbers x ≥ 2.
