Find the value of cos-1x-1x- -x- 1

As sec^ 1x + cos^ 1x = π2 cos(^ 1x + cos^ 1x) = cosπ2 = 0 #160; #160; ...

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Inequalities of Integrals

Find the valu...

Question

Find the value of $cos ({sec}^{- 1} x + {csc}^{- 1} x), | x | \geq 1$

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cos ({sec}^{- 1} x + c o s e c^{- 1} x), | x | \geq 1

\frac{1}{\sqrt{2}} < x < 1

{cos}^{- 1} x + {cos}^{- 1} (\frac{x + \sqrt{1 - x^{2}}}{\sqrt{2}})

{sin}^{- 1} x + {sin}^{- 1} \frac{1}{x} + {cos}^{- 1} x + {cos}^{- 1} \frac{1}{x}

- 1 \leq x, y \leq 1

{sin}^{- 1} x + {sin}^{- 1} y = \frac{π}{2},

{cos}^{- 1} x + {cos}^{- 1} y .

\cos (\sin^{- 1} x + \cos^{- 1} x), |x| \leq 1

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