SOLUTION: What is the domain in interval notation for f(x)=x/7x^2+1?

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Question 511517: What is the domain in interval notation for f(x)=x/7x^2+1?
Answer by John10(297) About Me  (Show Source):
You can put this solution on YOUR website!
Since the denominator will be always POSITIVE and can not be zero. Thus the domain is all real numbers. The interval is (-inf, inf).
John10:)