# The total profit function P(x) for a company producing x thousand units is given by #P(x) = -3x^2 + 36x - 81#. How do you find the values of x for which the company makes a profit?

##### 1 Answer

Jul 24, 2015

#### Answer:

I found:

#### Explanation:

You can try plotting your function considering that it represents a parabola:

You can see that producing zero units (

There is a region where