document.write( "Question 93383: please perform the indicated operation (5x-6)(5x-6) the university of phoenix elementary and intermediate algebra \n" ); document.write( "
Algebra.Com's Answer #68000 by Edwin McCravy(20056)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "(5x-6)(5x-6) \r\n" ); document.write( "\r\n" ); document.write( "This is called \"FOIL\" for Firsts, Outers, Inners, Lasts\r\n" ); document.write( "\r\n" ); document.write( "(5x-6)(5x-6)\r\n" ); document.write( "\r\n" ); document.write( "Multiply the FIRSTS, that is, the first red 5x in the \r\n" ); document.write( "parentheses on the left by the blue 5x in the\r\n" ); document.write( "parentheses on the right, which gives 25x². Write \r\n" ); document.write( "this down:\r\n" ); document.write( "\r\n" ); document.write( "25x²\r\n" ); document.write( "\r\n" ); document.write( "(5x-6)(5x-6)\r\n" ); document.write( "\r\n" ); document.write( "Multiply the OUTERS, that is, the terms on the outer\r\n" ); document.write( "ends, that is, the red 5x on the far left by the green -6 \r\n" ); document.write( "on the far right, which gives -30x. Write this down \r\n" ); document.write( "next to the 25x²:\r\n" ); document.write( "\r\n" ); document.write( "25x²-30x\r\n" ); document.write( "\r\n" ); document.write( "(5x-6)(5x-6)\r\n" ); document.write( "\r\n" ); document.write( "Multiply the INNERS, that is, the terms on the inside, \r\n" ); document.write( "that is, the purple -6 by the blue 5x, which also gives \r\n" ); document.write( "-30x. Write this down next to the other -30x:\r\n" ); document.write( "\r\n" ); document.write( "25x²-30x-30x\r\n" ); document.write( "\r\n" ); document.write( "(5x-6)(5x-6)\r\n" ); document.write( "\r\n" ); document.write( "Multiply the LASTS, that is, the last purple -6 in the \r\n" ); document.write( "parentheses on the left by the last green -6 in the \r\n" ); document.write( "parentheses on the right, which gives +36. Write \r\n" ); document.write( "this down next to the -30x:\r\n" ); document.write( "\r\n" ); document.write( "25x²-30x-30x+36\r\n" ); document.write( "\r\n" ); document.write( "Now the middle two terms are like terms, so we \r\n" ); document.write( "can combine them as -60x:\r\n" ); document.write( "\r\n" ); document.write( "25x² - 60x + 36.\r\n" ); document.write( "\r\n" ); document.write( "Edwn\n" ); document.write( " |