Math, asked by M3khadeejasyed, 8 months ago

how to find cos inverse without using calculator?

Answers

Answered by gana247

0

Answer:

You could always use a log table / log book...

Although, I'm not sure how that works... :D

Answered by muzamuzu405

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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