How do you find the domain and range of $sqrt(16-x^4)$ ?

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Answer 1 · 2016-07-11T15:52:25

Domain: $[-2, 2]$
Range: $[0, 4]$

We can use $x$ less than $-2$ and $x$ more than $2$ so therefore domain is
Domain: $[-2, 2]$

Corresponding outputs give values not exceeding 4 and not less than 0. Therefore, range is

Range: $[0, 4]$

God bless....I hope the explanation is useful.

How do you find the domain and range of sqrt(16-x^4)sqrt(16-x^4)?