the cost of old boiler is £775 per year,the new one is £1850 ,the cost of using a new boiler will be 1/5 less than the cost of u
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Answer:
29 ft x 58 ft
Step-by-step explanation:
Let x be the length of each side perpendicular to the wall, and y be the length of the side parallel to the wall.
The amount of wire available is:
The area of the region is:
The value of 'x' for which the derivate of the area function is zero will yield the maximum area:
The value of y is:
The dimensions of the region with the largest area are 29 ft x 58 ft.