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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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+1

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

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