document.write( "Question 805648: Determine whether the equation defines y as a function of x.
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document.write( "-5x+x^2+55=y \n" );
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Algebra.Com's Answer #485378 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Determine whether the equation defines y as a function of x. \n" ); document.write( "-5x+x^2+55=y \n" ); document.write( "-------- \n" ); document.write( "It does. \n" ); document.write( "y = x^2 - 5x + 55 \n" ); document.write( "----- \n" ); document.write( "Parabola opening upward. \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================ \n" ); document.write( " |