The Carrier Wave for an FM Radio Signal Is Modeled $$y = a \sin \left( 2 \pi \left( 9.47 \times 10 ^ { 7 } \right) t \right)$$

Essay

The carrier wave for an FM radio signal is modeled by the function $$y = a \sin \left( 2 \pi \left( 9.47 \times 10 ^ { 7 } \right) t \right)$$ ,
where t is measured in seconds. Find the period and frequency of the carrier wave.