Question

y= 3cosx - 3

what is amplitude, period, phase shift, and range

Answer 1

Amplitude is 3
Phase Shift is 3 units to the right
Period is 2pi

Answer 2

how do you find period

Answer 3

This site will explain better than i can
http://earthmath.kennesaw.edu/main_site/review_topics/ppsa_trig_functions.htm

Answer 4

also the phase shift did not work for me?

Answer 5

Let me look at phase shift again.

Answer 6

ok and could you help me with range too? thanks in advance

Answer 7

The range is [-3,3]

Answer 8

ok did you find anything different for the phase shift

Answer 9

Im still getting a phase shift of 3

Answer 10

ok thanks for the help

Answer 11

Is the equation \[3\cos(x-3)\] or is it \[3cosx - 3\] like you have it. Because the parenthesis make a difference.