document.write( "Question 581944: can you help me simplify (x+2)(x+2)(x-1)is its x^3-x^2+4x+4? Not sure how to simplify when its three terms, i just know how to foil two \n" ); document.write( "
Algebra.Com's Answer #371880 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! (x+2)(x+2)(x-1)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x+2)(x^2-x+2x-2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x+2)(x^2+x-2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x(x^2+x-2)+2(x^2+x-2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^3+x^2-2x+2x^2+2x-4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^3+3x^2-4\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So (x+2)(x+2)(x-1) fully expands and simplifies to x^3+3x^2-4 \n" ); document.write( " |