g(x)=\sqrt{x+1/x} I am trying to get the answer for this. What I got is (-inf,+inf). Is this right?
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Which of these functions is it?
The first one.
Originally Posted by Mortifix The first one. Well O.K.
Ok so how would I write that in set builder notation. What it be (-inf,0]U[0,inf+)?
Originally Posted by Mortifix Ok so how would I write that in set builder notation. What it be (-inf,0]U[0,inf+)?
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