document.write( "Question 918205: if the roots of the equation 12x^2+mx+5 =0 are real and different then m=? \n" ); document.write( "

Algebra.Com's Answer #556964 by Fombitz(32388) $\"\"$ $\"About$

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Use the discriminant,
\n" ); document.write( " $\"D=b%5E2-4ac%3E0\"$
\n" ); document.write( " $\"m%5E2-4%2812%29%285%29%3E0\"$
\n" ); document.write( " $\"m%5E2%3E240\"$
\n" ); document.write( "So then,
\n" ); document.write( " $\"m%3E4sqrt%2815%29\"$ and $\"m%3C-4sqrt%2815%29\"$
\n" ); document.write( " \n" ); document.write( "

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