# Is #f(x)=(x^3-4x^2-2x-4)/(x-1)# increasing or decreasing at #x=2#?

##### 1 Answer

Apr 12, 2016

Increasing.

#### Explanation:

Express the ratio in the quotient remainder form

At x = 2, f' = 10 > 0.

So, f is increasing at x = 2.