SOLUTION: find the domain of sqrt(x-1)?

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Question 1050731: find the domain of sqrt(x-1)?
Answer by ikleyn(52748) About Me  (Show Source):
You can put this solution on YOUR website!
.
the domain of sqrt(x-1) is the set {x >= 1}, or (which is the same)
[1,infinity).

Then the expression under the square root is non-negative, and the square root is defined (does exist).