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# HELP PLS URGENT

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Find the domain of this function $$f(x)=\sqrt{\sqrt{x^2-16}-3}$$

Aug 16, 2021

#1
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well

x^2-16 must be greater or equal to 0

and

sqrt{x^2-16) must be greater or equal to 3

So solve both of those and you will have the domain.

Aug 16, 2021