Let R be the region bounded by the functions f(x) = -4x² - x and g(x) = -5x as shown in the diagram below. Find the exact area of the region R without using a calculator. Write your answer in simplest form. y -0.8 -0.6 -4 -0.2 2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 R -1 2 1.5 1 05 -0.5 -1 -1.5 -2 -2.5 -3 -3-5 -4 -4-5 -5 -5-5 -6 -6.5

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