SOLUTION: Find a function f that models the area of a rectangle if the width of the rectangle is 5 inches less than its length

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Question 1058587: Find a function f that models the area of a rectangle if the width of the rectangle is 5 inches less than its length
Answer by solve_for_x(190) About Me  (Show Source):
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Let L represent the length of the rectangle.

The width is then represented by L - 5.

The area is the product of the length and the width, or:

f(L) = LW = L(L - 5) = L^2 - 5L

Solution: f(L) = L^2 - 5L