# How do you find the exact relative maximum and minimum of the polynomial function of #f(x)= x^2-4x-5#?

##### 1 Answer

Dec 20, 2016

The function is quadratic. Its graph is a parabola.

#### Explanation:

The graph of

The minimum occurs at the vertex.

#y = x^2-4x+4-4-5#

#y = (x-2)^2-9#

The minimum is