SOLUTION: What is the domain of the function f(x) = {{{ sqrt( 81-x^4 ) }}}

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Question 313696: What is the domain of the function f(x) = +sqrt%28+81-x%5E4+%29+

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
-3 <= x <= 3