Question

Identify the maximum and minimum values of the function y = 10 cos x in the interval [-2π, 2π]. Use your understanding of transformations, not your graphing calculator.

Answer 1

cos oscillate between -1 and 1

Answer 2

and 10 times those values will be -10 and 10

Answer 3

what do i do after that?

Answer 4

are you trying to find the angles at which it is max and min?

Answer 5

no just of the function

Answer 6

then the max is 10 and min is -10

Answer 7

this is graph of cos x