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All trigonometrical elements

Geometry

$|\sin (x) + \cos (x)+ \tan (x) + \cot (x) + \sec (x )+ \csc (x)|$ Find the minimum value of the above expression for all real $x$ .

0

2 \sqrt 2 +1

2\sqrt 2 -1

\sqrt 2

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by Sandeep Bhardwaj

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