Approximate the area under the graph of f(x) = 0.05x" - 2.56x + 86 over the interval [3,11] by dividing the interval into 4 subintervals. Use the left endpoint of each subinterval. The area under the graph of f(x) = 0.05x* - 2.56x + 86 over the interval [3,11] is approximately (Simplify your answer. Type an integer or a decimal.)

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