Question

determine whether the following equation defines y as a function of x : x^2 + y^2 = 4

Answer 1

Hint: for y to be a function of x..... y can NOT have an exponent other than 1

Answer 2

does that help?

Answer 3

that would be a no then

Answer 4

haha

Answer 5

yes it's a no

Answer 6

pretty big hint, thanks

Answer 7

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