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Let y=(secx+tanx-1)/(tanx-secx+1).If ((d...

Let `y=(secx+tanx-1)/(tanx-secx+1)`.If `((dy)/(dx))_(x=(pi)/4)=a+sqrt(b)`, then value of `a+b` is equal to

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  3. Let y=(secx+tanx-1)/(tanx-secx+1).If ((dy)/(dx))(x=(pi)/4)=a+sqrt(b), ...

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