Math, asked by maitydebanjan2001, 5 hours ago

If y=cos^-1(1+x²/1-x²),find dy/dx.

Answers

Answered by Josiahrock

1

Answer:

Putting x=cotθ, we get

y=cos−1(1−tan2θ1+tan2θ)=cos−1(cos2θ)=2θ=2cot

Step-by-step explanation:

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