SOLUTION: Two questions! 1. write the equation for the following :tan: amp=3, period=90, vert. stretch=4D 2.evaluate: {{{cos^-1 (sinpi/3)}}}

Algebra ->  Trigonometry-basics -> SOLUTION: Two questions! 1. write the equation for the following :tan: amp=3, period=90, vert. stretch=4D 2.evaluate: {{{cos^-1 (sinpi/3)}}}      Log On


   

Question 36154: Two questions!
1. write the equation for the following :tan: amp=3, period=90, vert. stretch=4D

2.evaluate: cos%5E-1+%28sinpi%2F3%29
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
#1 Can't figure out what you mean.
#2 arccos(sin[pi/3)) =arcos(Sqrt3/2) = 1/2
Cheers,
Stan H.