SOLUTION: find the domain and range of f(x)=2^1/x

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Question 910202: find the domain and range of f(x)=2^1/x
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
All values are allowed in the domain except x=0 which leads to division by zero which is undefined.
Domain: (-infinity,0)U(0,infinity)
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The function only returns positive values.
Also, as x gets very large (positive or negative), the function approaches y=1.
Range: (0,1)U(1,infinity)
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