document.write( "Question 191837: Which relation is also a function?
\n" ); document.write( "A) (3,-3), (4,-3), (2,-3)
\n" ); document.write( "B) (1,7), (8,4), (-3,-4), (1,4)
\n" ); document.write( "C) (2,0), (2,3), (2,8), (2,-3)
\n" ); document.write( "D) (1,-1), (0,0), (1,0), (0,-1)
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Algebra.Com's Answer #143951 by nerdybill(7384)\"\" \"About 
You can put this solution on YOUR website!
For it to be a function, for any value of 'x', there should only be one value of 'y',.
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\n" ); document.write( "The ONLY answer that fits would be: A.
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