What are the key characteristics of the graph of f(x)=cscx?

Select all correct statements.


a.The range of the function is (−∞, −1]∪[1, ∞) .

b.The y-intercept is (0,1).

c.Asymptotes occurs every π, beginning at x = 0.

d.The x-intercepts occur every π, with one x-intercept at (π2,0).