SOLUTION: what is the domain of x^2+y^2=64
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Question 625376: what is the domain of x^2+y^2=64
Answer by reynard2007(52) (Show Source): You can put this solution on YOUR website!
This is given:
Let's rearrange to get:
Remember that negative numbers do not have a square root. So, for to be existent must be greater than or equal to zero:
and
So the domain of x is [-8,8]
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