## Related questions with answers

Question

Find the domain and range of each function.

$g(z)=\sqrt{4-z^2}$

Solution

VerifiedAnswered 2 years ago

Answered 2 years ago

Step 1

1 of 3From the given function $g(z)$, $\sqrt{4-z^2}$ is defined for non-negative numbers. Given this, the value of $z^2$ should always be in the interval $[-4,4]$. Thus, the domain for the given function is $[-2,2]$.

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