DryIce9398 DryIce9398
  • 15-02-2024
  • Mathematics
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A rectangular field with one side along a river is to be fenced. Suppose that no fence is needed along the river, the fence on the side opposite the river costs 40 per foot, and the fence on the other sides costs10 per foot. If the field must contain 39,200 square feet, What dimensions will minimize costs?

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