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# Domain of a Function: Square Root

ACTMAT-0CVBXS

Which of the following is the domain of the function:

$$f(x)=-\sqrt { 2-x } +1$$

A

$\{ x:x<2\}$

B

$\{ x:x\le 2\}$

C

$\{ x:x>2\}$

D

$\{ x:x\ge 2\}$

E

$\{ x:x\neq 2\}$