SOLUTION: What it the domain of the graph X^2 and why isnt it x can be all real numbers?

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Question 658833: What it the domain of the graph X^2 and why isnt it x can be all real numbers?
Answer by Shana-D77(132) About Me  (Show Source):
You can put this solution on YOUR website!
The domain of y = x^2 IS all Real Numbers. Your teacher is wrong.