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Please help me solve this

Please help me solve this
asked 5.1k views
3 votes
Please help me solve this

Please help me solve this-example-1
asked
User Musaddiq Khan
by
8.6k points

1 Answer

4 votes

Answer:

A(x) = x(800 - 2x) = 800x - 2x²

A'(x) = 800 - 4x = 0

x = 200

A(200) = 200(800 - 2(200))

= 200(400)

= 80,000 ft²

answered
User Shakti Singh
by
8.1k points
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