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Differentiate (1-tanx)/(1+tanx) to simplest form ..Plz answer as soon as possible

Rahil , 8 Years ago
Grade 12
anser 1 Answers
Arnab Saha
You can write it as tan (pi/4 -x). Then differentiating we get -sec (pi/4 -x)^2. Hope that helped. Ask if you have further doubts.
Last Activity: 8 Years ago
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