What are the roots of the polynomial $x^2-7x+12=0$?
-3, -4
6, 2
2, 3
3, 4
Set your calculator to equation mode: Press $\text{MODE 5 3}$ Note: 3 because the polynomial above is a 2nd degree equation
Input the coefficients a, b, and c:
press $1$ then equals;
press $-7$ then equals;
press $12$ then equals;
press equals twice, finally the answer will show in your screen.
