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For each of the following functions, give the domain and range, and evaluate at $x=0$ .

a) $f(x)=\sqrt{x}$
Domain:
Range:
$f(0)=$

b) $f(x)=\sqrt{x}+28$
Domain:
Range:
$f(0)=$

c) $f(x)=\sqrt{x}-26$
Domain:
Range:
$f(0)=$

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