SOLUTION: revenue from selling x units of a product is given by y=-0.0002^2 + 20x. how many units must be sold in order to have the greatest revenue?(find the x-coordinate of the vertex of t

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: revenue from selling x units of a product is given by y=-0.0002^2 + 20x. how many units must be sold in order to have the greatest revenue?(find the x-coordinate of the vertex of t      Log On


   

Question 1035690: revenue from selling x units of a product is given by y=-0.0002^2 + 20x. how many units must be sold in order to have the greatest revenue?(find the x-coordinate of the vertex of the parabola)
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
y=-0.0002%2Ax%5E2+%2B+20x.
Then x%5Bmax%5D+=+-b%2F%282a%29+=+-20%2F%282%2A-0.0002%29+=+50000
Therefore 50,000 units must be sold to obtain the greatest revenue.