If t = sin 42", express csc 84 in terms of t: (A) 1/2t√1-t²

Last updated: 8/11/2022

If t = sin 42", express csc 84 in terms of t: (A) 1/2t√1-t² (B) 1/2t (C) 2t (D)√1-t² (E) 2/t√1-t²