Math, asked by manojlilhare662, 4 months ago

The value of cos 10° , cos 50°, cos 70° is

Answers

Answered by nitin4567gabru

0

Answer:

cos 30- cos 0, cos 60-cos30 , cos 90- cos 60

Answered by dibakarnath2009

0

Answer:

Prove that cos 10 cos 50 cos 70° = 3/8.

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