# Math Help - i need to find sinusoid...

1. ## i need to find sinusoid...

I have to find the amplitude, period, phase sfit, and vertical displacement but I am not to good at thos so I was wondering if you can tell me if I am doing it correctley thanks!

2. Originally Posted by justin
I have to find the amplitude, period, phase sfit, and vertical displacement but I am not to good at thos so I was wondering if you can tell me if I am doing it correctley thanks!
everything seems in order except the period

you said it was 2pi/5 or 360/85....it should be 360/5 degrees, which is 72 degrees. But that seems like you made an honest mistake and meant to type 360/5.