If \( y=\sqrt{\tan x+\sqrt{\tan x+\sqrt{\tan x+\ldots \infty}}} \), prove that \( (2 y-1) \frac{...
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0If \( y=\sqrt{\tan x+\sqrt{\tan x+\sqrt{\tan x+\ldots \infty}}} \), prove that \( (2 y-1) \frac{d y}{d x}=\sec ^{2} x \)
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