Question

A plasma TV company determines that its total profit on the production and sale of x TVs is given by:

Will the graph of this function open up or down? How can you tell by looking at the equation? If is negative the function will open down and if it is positive it will open upwards.

As the number of TV’s produced increases, what happens with the profit? The profit will increase as well.
How do you know how many solutions there are to the function? Show how you determined the nature of the solutions using the Discriminant.
Find the solutions and explain what these solutions represent.

Answer 1

given by what

Answer 2

p(x)=-x^2+620x-34100