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Mathematics 7 Online
OpenStudy (rasperrystumper):

Write two functions that together represent a circle

OpenStudy (daniellelovee):

just plug in any value of x or y that you want to create a circle

OpenStudy (mathmale):

This problem requires understanding of what a function is. The standard equation for a circle does not represent a function, although it does represent a relationship. Hint: What is the function representing the upper half of the circle? ... the lower half?

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