Posted by tela on Thursday, September 19, 2013 at 10:45pm.
3^x is not a polynomial. I think you mean 3*x or 3x. (3x)+(x^2-3x+2) = x^2 + 2 (3x)-(x^2-3x+2) = -x^2 + 6x - 2 (3x)*(x^2-3x+2) = 3x^3 - 9x^2 + 6x