without using tables evaluate 3 cos 80°.cosec10°+2sin 59°×sec31°
Answers
Answered by
2
5
Step-by-step explanation:
3 cos(90-10) cosec 10+ 2 sin (90-31) sec31
3 sin 10° cosec 10° + 2 cos 31° sec 31°
3 × 1 + 2 × 1
3 + 2
5
Answered by
1
Step-by-step explanation:
the picture contains the sum solved step by step
Attachments:

Similar questions
Math,
4 months ago
Social Sciences,
7 months ago
English,
7 months ago
Chemistry,
1 year ago
India Languages,
1 year ago
Science,
1 year ago