document.write( "Question 995825: Determine the value of k so that 3x-2 is a factor of 6x^3 + 5x^2 + kx + 10. \n" ); document.write( "
Algebra.Com's Answer #614480 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Determine the value of k so that 3x-2 is a factor of 6x^3 + 5x^2 + kx + 10. \n" ); document.write( "------ \n" ); document.write( "3x-2 is a factor if x = 2/3 is a zero. \n" ); document.write( "------ \n" ); document.write( "Solve for \"k\":: \n" ); document.write( "----------------------- \n" ); document.write( "6(2/3)^3 + 5(2/3)^2 + (2/3)k + 10 = 0 \n" ); document.write( "------------------------------------------ \n" ); document.write( "6(8/27) + 5(4/9) + (2/3)k + 10 = 0 \n" ); document.write( "------ \n" ); document.write( "Multiply thru by 27 to get: \n" ); document.write( "48 + 60 + 36k + 270 = 0 \n" ); document.write( "36k = -378 \n" ); document.write( "----- \n" ); document.write( "k = -10.5 \n" ); document.write( "----------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------- \n" ); document.write( " |