Question: 1. An alternating current, i amperes, is given by i = hertz and t the time in seconds. Determine the rate of change of

1. An alternating current, i amperes, is given by i = hertz

1. An alternating current, i amperes, is given by i = hertz and t the time in seconds. Determine the rate of change of current when t = 30 8 sin(3tft), where f is the frequency in milliseconds, given that f= 130 Hz.

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