(1)Evaluate without using trigonometric tables :
seco. cosec(90 - 0) – tane.cot (190 - 0) + (sin²35 + sin255)
tan10. tan20. tan45. tan70. tan80
(IT) if tan 3A = cot (3A - 60°), where 3A is an acute
angle, find the value ofA.
Answers
Answered by
1
Hope it helps !!!!
You can go for the attachment
You can go for the attachment
Attachments:
Similar questions