Evaluate without using trigonometric tables: 2(sec2 35°- cot 2 55°) - tan 18 tan 36 tan 60 tan 54 tan 72 / sin2 32 + sin2 58
Answers
Answered by
2
Answer:
2 - root 3
Step-by-step explanation:
make pairs forming 90 degree like tan 18 and tan 72 etc.
Attachments:
Similar questions