document.write( "Question 251240: Is x^2 + 3y^2 = 9 a function? Why or Why not? \n" ); document.write( "
Algebra.Com's Answer #183079 by richwmiller(17219)\"\" \"About 
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In mathematics, a function is a relation between a given set of elements called the domain and a set of elements called the codomain.
\n" ); document.write( "So we have a relation of x and y\r
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