Mathematics, 19.07.2020 22:01, dwavy29

$f(x) = {x}^{2} - 4$ for all instances of
a) show that f has an inverse function
b) find
c) find

$x \leqslant 0$
${f}^{- 1}$
$dom( {f}^{ - 1} ) \: and \: ran( {f}^{ - 1} )$
${f}^{ - 1} (x)$

Answers: 1

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for all instances of

a) show that f has an inverse function

b) find
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