Math, asked by shahabahmad8456, 22 days ago

Find which of the following is equal to Cos2x +1/cosx?
a- 2cos3xcos2x
b-2cos2xcos3x
c-2cos3xcosx
d-. (-2cos3xcosx)

Answers

Answered by grewalpranjal

0

Step-by-step explanation:

sorry don't know it's answer

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