document.write( "Question 137873: can you please factor this problem for me and show how it is done:\r
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document.write( "x squared + 6x - 72 \n" );
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Algebra.Com's Answer #100776 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! can you please factor this problem for me and show how it is done: \n" ); document.write( "x^2 + 6x - 72 = 0 \n" ); document.write( ": \n" ); document.write( "Look at the 3rd term, it's negative so on one factor will be positive and one negative. \n" ); document.write( ": \n" ); document.write( "find two factors of 72 that differ by 6 (coefficient of x), the larger one will be positive because 6 is positive \n" ); document.write( ": \n" ); document.write( "(x + 12)(x - 6) \n" ); document.write( ": \n" ); document.write( "FOIL to check it \n" ); document.write( " |