A particular sound wave can be graphed using the function y = -3 sin x. Find the period of the function.

Question

phi · Answer

if you look at a plot of sin(x) see google: https://www.google.com/search?client=safari&rls=en&q=plot+sin(x)&ie=UTF-8&oe=UTF-8 what is the distance between two peaks? (note: x is in radians)

anonymous · Answer

is it 3?

phi · Answer

do you know the period of a sin  in degrees?    how many degrees do you go to trace out one period ?

anonymous · Answer

im not sure

phi · Answer

I guess you totally don't know about a sine wave. it has a period of 2 pi (or 360 degrees) https://en.wikipedia.org/wiki/Sine

anonymous · Answer

Yea i don't really understand it. but thanks..