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Mathematics, 15.12.2021 08:20 faith365
Quai has 120 meters of fencing. she wants to use all the fencing to make a rectangular flowerbed with a length of x cm and a width of y cm
a) Find an expression for the perimeter in terms of x, y and 120.
b) Rearrange your equation to make y the subject.
c) Find an expression for the area, A, of the flower bed.
d) Show that A can be wriitn as A= 60x - x^2
e) On your GDC sketch this equation to find the maximum area.
f) Write down the maximum area and the values of x and y when this occurs.
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