A Bar Suspended by Two Wires A nonuniform horizontal bar of mass m is supported by two massless wires against gravity. The left wire makes an angle ?1 with the horizontal, and the right wire makes an angle ?2. The bar has length L. (Figure 1)

Part A

What is the position of the center of mass of the bar, measured as distance x from the bar's left end?

Express your answer in terms of ?1, ?2, and L.

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