the quartic equation x^4+8x^3=9x^2+20x+3
how to complete the square on the left hand side? I tried to factor out an x^2 first
http://mathworld.wolfram.com/QuarticEquation.html
how to complete the square on the left hand side? I tried to factor out an x^2 first
http://mathworld.wolfram.com/QuarticEquation.html