How do you use the amplitude and period to graph #y= .5 cos^-1 (x-(pi/2))#?

1 Answer
A. S. Adikesavan
Jun 25, 2016

Inversely, #x=pi/2+cos (2y)#.
Amplitude is 1 and period is #pi#. The axis of the wave is along #x = pi/2#.

Explanation:

Data for one full wave:

#(x, y): (pi/2+1, 0) (pi/2+1/sqrt 2, pi/8) (pi/2, pi/4)#

# (pi/2-1/sqrt 2, (3pi)/8) ((pi/2-1, pi/2) (pi/2-1/sqrt 2, (5pi)/8) ((pi/2+1, pi)#-

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