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March 1, 2015

Posted by **Jessica** on Thursday, November 18, 2010 at 8:08pm.

- Calculus -
**MathMate**, Friday, November 19, 2010 at 4:35pmIf the pen has to be joined to the

*whole*side of the barn, there goes 130 ft. He/she has only 30 ft left for the two sides. The dimensions are therefore 15 ft * 130 ft = 1950 sq.ft.

There is no calculations involving calculus, unless I have misinterpreted the question.

- Calculus -
**Anonymous**, Tuesday, May 3, 2011 at 6:02pmA landscape architect wished to enclose a rectangular garden on one side by a brick wall costing $30/ft and on the other three sides by a metal fence costing $20/ft. If the area of the garden is 108 square feet, find the dimensions of the garden that minimize the cost.

- Calculus -
**Anonymous**, Tuesday, May 3, 2011 at 6:03pmA landscape architect wished to enclose a rectangular garden on one side by a brick wall costing $30/ft and on the other three sides by a metal fence costing $20/ft. If the area of the garden is 108 square feet, find the dimensions of the garden that minimize the cost.

Length of side with bricks x

Length of adjacent side y

- Calculus -
**Anonymous**, Monday, April 2, 2012 at 10:33pmlol

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