document.write( "Question 702893: find the missing root if 8 is a root of x^2+16x+c=0
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document.write( "I tried the sum formula which is -b/ a so i took -16/1 and got - 16 for my answer which was not right \n" );
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Algebra.Com's Answer #433217 by mouk(232)![]() ![]() You can put this solution on YOUR website! you are nearly correct: \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Using the formula for the sum of roots: \n" ); document.write( " \n" ); document.write( "gives:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |