The formula for cost of material C ( x , y ) , if the cost of decorative fencing is $ 20 per foot along the front and back and the cost of privacy fencing is $ 7 per foot along the sides.

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Chapter 14.1, Problem 17E

To determine

To calculate: The formula for cost of material C(x,y), if the cost of decorative fencing is $20 per foot along the front and back and the cost of privacy fencing is $7 per foot along the sides.

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