Question

A sound wave has an equation y=5sin(124pi t) Where t= time in seconds. What is its frequency?

Answer 1

Answer: 62

Explanation:

I got it correct with this answer

Answer 2

Explanation:

Frequency is b/2 pi.

Here b is 124 pi. so the frequency is

`(124\pi)/(2\pi) = 52`

The frequency is 52