SOLUTION: Is the equation y=x^2 a function? Give the domain and range
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Question 1003257: Is the equation y=x^2 a function? Give the domain and range
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Yes, y = x^2 is a function in terms of x.
Because it produces a valid output for all real x, its domain is the entire real number line, 
(we can also use )
).
For real x, x^2 is always non-negative, so its range is ].)
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