Find the domain of : $f (x) = 1 - | x - 3 |$

R

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Z

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R^{+}

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None of these

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Solution

The correct option is A $R$
$f (x) = 1 - | x - 3 |$
Clearly, $f (x)$ is defined for all $x \in R$ .
Therefore, Domain (f) = R.

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