Step-by-step explanation:
7.99 = 2.37x
Because we will multiply 0.79 x 3 = 2.37
Given:
Polynomial 
To find:
The values of x.
Solution:

Quadratic equation formula:

Here
.
Substitute the values in the formula, we get




Option E and option F are the roots of the polynomial.
The values of x are
.
See picture for reply and solution steps.