Question

Which of the following functions have a period of... (Select all that apply)

Answer 1

Question 1

Answer 2

Question 2

Answer 3

Question 1 - I think the periods are tangent and cotangent

Question 2 - I think the periods are cosecant, sine, cosine and secant

Answer 4

@mathmale

Answer 5

Please finish your post. "Period of... what?"
Please find illustrations of the bsic graphs of all 6 trig functions. Doing so will practically answer your question for you.

Answer 6

Periods of pi

Periods of 2pi

Answer 7

@mathmale Do I graph this one to solve it or is there an equation?

For x in [0, 2pi], what are the x intercepts of y = cos(x)?

Answer 8

Graphing y=cos x on the interval [0,2pi] would be a great idea. The graph would show you quickly where the horizontal intercepts lie.