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Mathematics, 03.11.2020 01:00 ciarrap552

1. $if \: f(x ) = 2x + \sqrt{x + 4}$
evaluate each of the following
a. f(-4)
b. f(5)
2 find the range of this functions
a.
b.
C.

$f(x) = \sqrt{2 - x}$
f(x) = 2x - 1
$f(x ) = \sqrt{x - 3}$

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