document.write( "Question 644385: What are the zeros of the function f(x) = x^3-x^2-25x+25? \n" ); document.write( "
Algebra.Com's Answer #405009 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! f(x) = x^3-x^2-25x+25\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0 = x^3-x^2-25x+25\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^3-x^2-25x+25 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x^3-x^2)+(-25x+25) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^2(x-1)+(-25x+25) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^2(x-1)-25(x-1) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x^2-25)(x-1) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x-5)(x+5)(x-1) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x-5 = 0, x+5 = 0 or x-1 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 5, x = -5 or x = 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the zeros are x = 5, x = -5 or x = 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim \n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( " |