Use the numerical solver on your graphing calculator to solve the equation for all real solutions. Enter your answer as a list of numbers separated with commas: Example: -4, 3, 2.5

$\displaystyle {x}^{{3}}-{3.2}{x}^{{2}}-{14.75}{x}+{11.55}={0}$

Solutions =

Make sure your answers are accurate to at least two decimals