optimization calcus
posted by Anonymous .
A rectangular rose garden will be surrounded by a brick wall on three sides and by a fence on the fourth side. The area of the garden will be 1000m^2. The cost of the brick wall is $192/m. The cost of the fencing is $48/m. Find the dimensions of the garden so that the cost of the materials will as low as possible.

If you are the same "anonymous" , give yourself a nickname, and try one of these yourself.
I have helped you and done two of these for you now, I think it is time you show me what you have done so far.
This one is the easiest of the three.