this is all i could gather i dont know how to find the period or amplitude

http://prntscr.com/mbnjcl

Guest Jan 24, 2019

#1**+1 **

Sin wave sin (x) is parent wave

Period = 24 hours 2pi/24 = pi/12 now sin (pi/12 *x)

Amplitude = (8.3-0.4) / 2 = 3.95 now 3.95 sin ( pi/12 *x)

Midline shifted UP 4.35 now 3.95 sin (pi/12 *x) + 4.35

ElectricPavlov Jan 24, 2019

#2**+1 **

i got it thanks

it should end up looking like this http://prntscr.com/mbnq1b ?

with the editing

Guest Jan 24, 2019

edited by
Guest
Jan 24, 2019

#4**0 **

Yah, flipping back and forth betwen the screenshot and the Forum, I sometimes get the numbers incorrect.....

ElectricPavlov
Jan 24, 2019