Question

Choose your answer

tan(-20°) = _____.

A. -tan 20°
B. tan 20°
C. tan (-160°)
D. -tan 160°​

Answer 1

I believe the answer is A) -tan 20°

Explanation:

Answer 2

tan(-20°) =A. -tan 20°

since angle is positive at only cos -∅ and sec-∅