Give an equation of the form f(x) = Acsc(Bx - C) + D which could be used to represent the given graph. (Note: C or D may be zero.) 2 0 3 1 2 1 2 -4a) Of(x) = 3 csc(x - 19 9 b) Of(x) = 6csc(x - c) Of(x) = 6 csc T +1 d) Of(x) = 3 cscr t9 9 e) Of(x) = 3 csc 1919 + 1 f) ONone of the above