# How do you find all zeros of the function f(x) = x^2 - 4x - 60?

Mar 13, 2016

The x-axis intercepts are at $x = 10 \text{ and } x = - 6$
$6 \times 10 = 60$
$6 - 10 = - 4$
$\left(x - 10\right) \left(x + 6\right)$
$x = 10 \text{ and } x = - 6$