Question: In Exercises 49 and 50, a rectangles length L(t) and width W(t) (measured in inches) are varying in time (t, in minutes). Determine A(t) in

In Exercises 49 and 50, a rectangle’s length L(t) and width W(t) (measured in inches) are varying in time (t, in minutes). Determine A(t) in each case. Is the area increasing or decreasing at that time?

At t = 6, we have L(6) = 6, W(6) = 3, L'(6) = 5, and W'(6) = −2.

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