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A certain amplifier has a bandwidth of 22.5 kHz with a lower cutoff frequency of 400 Hz. What is the value of fcu? Select

A certain amplifier has a bandwidth of 22.5 kHz with a lower cutoff frequency of 400 Hz. What is the value of fcu? Select one: O a. 22.1 kHz O b. 22.9 kHz O c.400 Hz d. 22.5 kHz

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