document.write( "Question 465255: How do I factor 2z^2-5z-3 and 2z^2+13z+6? \n" ); document.write( "
Algebra.Com's Answer #318809 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! factor 2z^2-5z-3 \n" ); document.write( "------------- \n" ); document.write( "Use inverse-FOIL \n" ); document.write( "2z^2-6z+z-3 \n" ); document.write( "=== \n" ); document.write( "2z(z-3)+(z-3) \n" ); document.write( "--- \n" ); document.write( "= (z-3)(2z+1) \n" ); document.write( "=======================================\r \n" ); document.write( "\n" ); document.write( "2z^2+13z+6? \n" ); document.write( "--- \n" ); document.write( "= 2z^2+12z+z+6 \n" ); document.write( "--- \n" ); document.write( "= 2z(z+6)+(z+6) \n" ); document.write( "--- \n" ); document.write( "= (z+6)(2z+1) \n" ); document.write( "======================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============= \n" ); document.write( " \n" ); document.write( " |