A fence is to be built to enclose a rectangular area of 320 square feet. The fence along three sides is to be made of material that costs 9 dollars per foot, and the material for the fourth side costs 15 dollars per foot. Find the length L and the width W (with W

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A: topic - application of derivatives

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A: The area of a rectangle is given by the following expression Area = x4-9y2 Formula Used : m2-n2 =…

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Q: A farmer has 160 yd of fencing material and wants to enclose three rectangular pens. Suppose that x…

A: Total fence needed = x+x+x+x+y+y+y+y+y+y= 4x+6yThe farmer has 160 yd of fencing. so, 4x+6y=160

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A: Topic:- geometry      Area of rectangle = length* width

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A: Since you have posted multiple questions i can do first question (with both subparts) as per our…

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A: Consider the given information.

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A: Given Data: The length of the fencing is: P=3044 yd Let, x and y are two dimensions of the river.…

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Q: You have 272 feet of fencing and would like to build a playpen for your two show poodles.  The…

A: We use second derivative test to find largest area dimensions for each poodles

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A: This is very complicated problem.We have to think deeply to solve this problem.Therefore I can solve…

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A: Given, l= 30-2x b= 20-2x h= x Volume= 1008 cm³

Q: A fence is to be built to enclose a rectangular area of 250 square feet. The fence along three sides…

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Q: A rectangle whose width is less than its length by 3 and its area is 4, then its length is

A: Please refer the attached image for complete solution.

Q: Albert wants to make an open box from a rectangular piece of cardboard by cutting squares out of the…

A: Here we use the second derivative test to find the dimensions of the required box.

Q: Find the dimensions of a rectangle with perimeter 40 whose area is as large as possible. What is the…

A: Consider the rectangle with length x and width y, then 2x+2y=40x+y=20y=20-x...1 Here, the objective…

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A: Trapezoidal  and geometrical area

Q: A rectangle 20 m long and 2 m tall is to be cut twice perpendicularly to the base. The result will…

A: Topic :- application of derivatives

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Q: A rectangular shipping container has a volume of 1008 cm3.  If the piece of      rectangular…

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A: According to the question: