document.write( "Question 198421: In the accompanying diagram of the graph of the parabola y=ax˛+bx+c, which must be one root of the equation ax˛+bx+c=0? \n" );
document.write( "1.1 \n" );
document.write( "2.-3 \n" );
document.write( "3.3 \n" );
document.write( "4.-4 \n" );
document.write( "
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