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AM radio signals are broadcast at frequencies between 555 kHz and 1615 kHz (kilohertz) and travel 3.0 108 m/s.

(a) What is the range of wavelengths for these signals? (Enter the wavelengths from shortest to longest.)

(b) FM frequencies range between 88 MHz and 108 MHz (megahertz) and travel at the same speed. What is the range of FM wavelengths?

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