What are the roots of the polynomial equation x3-5x+5=2x2-5? Use a graphing calculator and a system of equations. Round noninteger roots to the nearest hundredth.
It is not necessary to use a system of equations. By subtracting the right side of the equation, it can be put in a form such that the solutions are the x-intercepts of the graph. This graphing calculator shows them to be x = -2.24, 2, and 2.24
