how to find cos inverse without using calculator?
Answers
Answered by
0
Answer:
You could always use a log table / log book...
Although, I'm not sure how that works... :D
Answered by
1
Answer:
It is easy mate
Step-by-step explanation:
You just put 1 up of the cos and make it as numerator like example
Cos60 = 1/2 then 1/cos = 2 it is also called as sec teta
Hope this will help you
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