document.write( "Question 1112294: For what value(s) of K will the equation 3xsquared=k-2x have real roots \n" ); document.write( "
Algebra.Com's Answer #727308 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! For what value(s) of K will the equation 3xsquared=k-2x have real roots. \n" ); document.write( "------------- \n" ); document.write( "3x^2 = k - 2x \n" ); document.write( "------ \n" ); document.write( "Rearrange:: \n" ); document.write( "3x^2 + 2x - k = 0 \n" ); document.write( "----- \n" ); document.write( "Real roots if b^2-4ac > 0 \n" ); document.write( "------ \n" ); document.write( "Solve:: 2^2 - 4*3*(-k) > 0 \n" ); document.write( "12k < 4 \n" ); document.write( "k < 1/3 \n" ); document.write( "----------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------- \n" ); document.write( " |