document.write( "Question 276032: Tickets=-0.2x^2+12x+11\r
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document.write( "Does the graph of this equation open up or down? How do you know? \n" );
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Algebra.Com's Answer #201238 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! it opens down since the coefficient of x^2 is negative \n" ); document.write( " |