document.write( "Question 271081: What is \"x\" squared plus 2x-15? Thank you! \n" ); document.write( "
Algebra.Com's Answer #198484 by LarissaRichardson(34) You can put this solution on YOUR website! If you mean \n" ); document.write( "x^2+2x-15 Then you need to reverse FOIL\r \n" ); document.write( "\n" ); document.write( "( )( ) \n" ); document.write( "(x )(x ) Will give you x^2 \n" ); document.write( "(x+5 )(x-3 ) WIll give you x^2+2x-15\r \n" ); document.write( "\n" ); document.write( "When using reverse FOIL remember: What times what will give me -15 but added together will give me 2. \n" ); document.write( " |