How do you find the domain of $y= sqrt( x- 2)$ ?

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Answer 1 · 2018-06-01T02:23:42

Domain of $y$ is $[2,+oo)$

$y = sqrt(x-2)$

For ${x,y} in RR$ , $y$ is defined $forall x>=2$

Hence, the domain of $y$ is $[2,+oo)$

We can infer this result from the graph of $y$ below.

graph{sqrt(x-2) [-3.73, 12.076, -3.75, 4.15]}

How do you find the domain of y= sqrt( x- 2)y= sqrt( x- 2)?