In this case, we'll have to carry out several steps to find the solution.
Step 01:
data:
f(x) = x² - 9x - 22
Step 02:
function:
zeros of the quadratic function:
x² - 9x - 22 = 0
(x - 11)(x + 2) = 0
(x - 11) = 0
x = 11
(x + 2) = 0
x = - 2
The answer is:
x = 11
x = - 2