Determine if the equation specifies a function with independent variable x. If so, find the domain. If not, find a value of x to which there corresponds more than one value of y. 9) x2 - y2 = 9 9) A) A function with domain all real numbers except x = 5 B) Not a function; for example, when x = 5, y = ±4

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Determine if the equation specifies a function with independent variable x. If so, find the domain. If not, find a value of x to which there corresponds more than one value of y.

9) x2 - y2 = 9 9) A) A function with domain all real numbers except x = 5
B) Not a function; for example, when x = 5, y = ±4

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