domain 4x-x^2-y^2 has to be > or equal to 0, so x^2+y^2 < or equal to 4.
range: I have no idea how to find the range here.
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domain 4x-x^2-y^2 has to be > or equal to 0, so x^2+y^2 < or equal to 4.
range: I have no idea how to find the range here.
Domain:Quote:
Originally Posted by dataspot
Well, yes, but what is that? Do you see the border of this region as a circle? The region contained within the circle is a ...?
Range:
What happens for x = y = 0? Is that significant?
What do you know about the "Principle" square root? Positive? Negative? Zero?
Yes you are right, the range is the interior and edge of the circle of radius of two centered atQuote:
Originally Posted by dataspot
domain 4x-x^2-y^2 has to be > or equal to 0, so x^2+y^2 < or equal to 4.
range: I have no idea how to find the range here.
For the range think the max and min ofbounded by