Question

What is the minimum y value on the graph of y = cosx + 5?


-6
-4
4
6

Answer 1

What is the max and minimum values for cosx.

Answer 2

Here is how it works. Cosine can only be between 1 and -1. So if the lowest value for cosine x is -1, then the min value would have to be y=-1 +5 or 4.

Answer 3

@nelsonjedi thank you very much for you're explanation!

Answer 4

:-} Welcome