Mathematics

Mathematics

Problem

On the interval [−3,6][-3,6] the graph of ff consists of a semicircle of radius 33 lying above the xx-axis on [−3,3][-3,3] and f(x)=0f(x)=0 for 3<x≤63<x\le6. Let g(x)=∫−3xf(t) dt.g(x)=\int_{-3}^{x} f(t)\,dt. Calculate the exact value of g(3)g(3).

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