If cos x 1-co x -cos x co x -1 -2- which one of the following is one of the values of x-

The correct option is C π 4 cos xcosec x+1+cos xcosec 1 = 2⇒ cos x [ cosec 1+cosec+1cosec^2x 1 ] = 2 ⇒2 cos x cosec xcot^2x = 2 ⇒1cot x = 1⇒x = π ...

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Greatest Integer Function

If cos x 1+...

Question

If $\frac{cos x}{1 + c o sec x} + \frac{cos x}{c o sec x - 1} = 2$ , which one of the following is one of the values of $x$ ?

\frac{π}{2}

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\frac{π}{3}

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\frac{π}{4}

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\frac{π}{6}

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{tan}^{- 1} (\frac{\sqrt{1 + cos x} + \sqrt{1 - cos x}}{\sqrt{1 + cos x} - \sqrt{1 - cos x}}) = \frac{π}{4} - \frac{x}{2}

π < x < \frac{3 π}{2}

{tan}^{- 1} (\frac{\sqrt{1 + cos x} + \sqrt{1 - cos x}}{\sqrt{1 + cos x} - \sqrt{1 - cos x}}) = \frac{π}{4} - \frac{x}{2}

π < x < \frac{3 π}{2}

- π \leq x \leq π

- π \leq y \leq π

cos x + cos y = 2

cos (x - y)

\frac{cos x}{1 + sin x} = | tan 2 x |, x \in (- \frac{π}{2}, \frac{π}{2}) - {\frac{π}{4}, - \frac{π}{4}}

{sin}^{5} x - {cos}^{5} x = \frac{1}{cos x} - \frac{1}{sin x}

sin x \neq cos x)

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