document.write( "Question 234716: Is this a function? X Y
\n" ); document.write( "
\n" ); document.write( " 0 0
\n" ); document.write( " 1 1
\n" ); document.write( " 2 8
\n" ); document.write( " 3 27
\n" ); document.write( " 4 64
\n" ); document.write( "

Algebra.Com's Answer #173046 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Yes because each x value has only one y value.
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" );