Find the maximum area of a rectangular piece of ground that can be enclosed by 100 m of fencing any help would be great!
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Originally Posted by scubasteve94 Find the maximum area of a rectangular piece of ground that can be enclosed by 100 m of fencing any help would be great! A = xy. 100 = 2x + 2y => y = 50 - x. Therefore A = x(50 - x). This is a parabola. Find the A-coordinate of its maximum turning point.
Area = Solve for vertex using line of symmetry equation Hence, find y by substituting back into
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