Answer Happy • Let A := B := {x {xER:-1 < x < 1} and consider the subset C := {(x, y) : x² + y2 = 1} of A x B. Is this set a function?

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Let A := B := {x {xER:-1 < x < 1} and consider the subset C := {(x, y) : x² + y2 = 1} of A x B. Is this set a function?

Posted: Tue Sep 07, 2021 7:28 am

by answerhappygod

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Let A := B := {x {xER:-1 < x < 1} and consider the subset C := {(x, y) : x² + y2 = 1} of A x B. Is this set a function? Explain.