What is the amplitude and period of the function; F (r) = 3Cos () +2. %3D О атplitude = 3 and period = %3D 8 О атplitude = 3 and period = 8 O amplitude = 3 and period 8T O amplitude = 2 and period = = %3D %3D 8. О аmplitude 2 and period = 8 %3D %3!

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