Which Half-angle formula should be used to find t (Type an exact answer in terms of
a.) 1-2 cos 31
A. tan = tan 8 2 2 1 + COS 31
B. tan = tan 8 2 sin 31
C. tan =tan 8 2 2 cos 1 – COS 31
D. tan = tan 8 2 sin
Which Half-angle formula should be used to find t (Type an exact answer in terms of a.)…
Which Half-angle formula should be used to find t (Type an exact answer in terms of