Because 13 is a prime number, we cannot use the AC method to simplify.
We can instead use the quadratic formula.
11 +/- √121 - 52 / 2
11 +/- √69 / 2
11 +/- 8.3 / 2
(11 + 8.3)/2 = 9.65
(11 - 8.3)/2 = 1.35
<h3>The roots of the polynomial are 9.65 and 1.35.</h3>