(3x^3 - 23x^2 - 4x + 1 ) / (x - 4)
color(white)(aaa) - - - - - - - - - - - - -
4 color(white)(aa) | color(white)(aa) -3 color(white)(aaa) -23 color(white)(aaaa) -4 color(white)(aaaa) + 1
color(white)(aaa) | color(white)(aaaa) darr color(white)(aa) -12 color(white)(aa)-140 color(white)(aa) -576
color(white)(aaa)|- - - - - - - - - - - - -
color(white)(aaa)| color(white)(aa) -3 color(white)(aaa) -35 color(white)(aa) -144 color(white)(aa) -575
color(green)(=>"Quotient " -3x^2 - 35x - 144, " Remainder " -575/ (x-4)