Question

What are the x-coordinates of any zeros or asymptotes in the following:

y=cosx
y=tanx
y=sinx
y=cscx

Answer 1

i think it's y=tanx

Answer 2

yes that is right..

Answer 3

Tan is the only one that has 0 as answer, cos of x =-1 sin of x=1 and cscx 2/square root of 3 I think if I am recalling this right, I am reviewing this subject myself so forgive me if I make a mistake.

Answer 4

You are correct @godorovg