Question
Identify the maximum and minimum values of the function y = 8 cos x in the interval [–2π, 2π]. Use your understanding of transformations, not your graphing calculator.
Answers
Damon
seriously?
cos x is max of 1 when x = -2pi , zero and +2 pi
it is -1 when = -pi and + pi
cos x is max of 1 when x = -2pi , zero and +2 pi
it is -1 when = -pi and + pi