document.write( "Question 938955: 21x^2 -5x-6 how would i go about factoring this expression? \n" ); document.write( "
Algebra.Com's Answer #572062 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! 21x^2 -5x-6 how would i go about factoring this expression? \n" ); document.write( ": \n" ); document.write( "You just have to play around with the factors of 21 & 6 \n" ); document.write( "21: 3 & 7 \n" ); document.write( "6: 3 & 2 \n" ); document.write( "multiply factors \n" ); document.write( "3 * 3 = 9 \n" ); document.write( "2 * 7 = 14 \n" ); document.write( "now give them the signs and position to equal -5 \n" ); document.write( "-14 + 9 = - 5 \n" ); document.write( "(3x - 2)(7x + 3), check is by FOILing \n" ); document.write( " \n" ); document.write( " |