document.write( "Question 393648: How do you tell wether a function is not a function without a graph? \n" ); document.write( "

Algebra.Com's Answer #279571 by pie90010(44) $\"\"$ $\"About$

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You can tell if it's a function, if None of the x's are the same, other wise it's not a function, because that's not possible \n" ); document.write( "

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