Flag Trigonometry> Sin -1 x+sec -1 y = ? Cos -1 x+cot -1 y=?...
question mark

  1. Sin-1x+sec-1y = ?
  2. Cos-1x+cot-1y=?
  3. 2cot-1 (-5/12)=?
  4. Sin[ 2 cot-1 (-5/12)]=?

Apurba Ghose , 7 Years ago
Grade 12
anser 1 Answers
Arun
Dear Apurba
 
I did not get your question. What I have to solve for. Please state clearly.
You can also attach an image. I will be happy to help you.
 
 
Regards
Arun (askIITians forumm expert)
Last Activity: 7 Years ago
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