Editor
Editor
 Sep 18, 2022
0
The domain of $f^{-1}(x)$ of the function $f(x)=2+\sqrt{x-1}$ is:
Difficulty: Easy
A: 
$[1, +\propto)$
B: 
$(1, +\propto)$
C: 
$[2, +\propto)$
D: 
$[1, +\propto]$
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NETNUST Entry TestMathematicsFunctions and Limits