Question: An 8-in pendulum moves according to the function 0 = 0.4 cos (2t)where is the angular displacement from the vertical in radians and tistime in

An 8-in pendulum moves according to the function 0 = 0.4 cos (2t)where is the angular displacement from the vertical in radians and tistime in seconds.What is the rate of change (in radians/s) of when t =Note: Round to the nearest hundreth.4 seconds?

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