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question mark

1/(cos A cos B) + tan A tan B = tan C
Prove that cos 2C

Abhisek Das , 8 Years ago
Grade 12th pass
anser 3 Answers
Nishant Vora

Last Activity: 8 Years ago

Dear student,

What we need to prove here?
The question is incomplete. Pls clearly post the question again.
utpal raj

Last Activity: 8 Years ago

@Abhishek I think your question is incompletely posted. What to find out in this..... Please post again
imran

Last Activity: 8 Years ago

Hi ABHISHEK DAS
I think question incomplete because you didn’t mention what to find
I hope that next time you will post a correct answer
                                              OK THANK Q
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