For which value of x ; cosx > sinx, where x, ∈ ,,left( {frac{π }{2},,

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Trigonometrical Equations

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For which value of $x$ ; $cosx > sinx,$ where $x\, \in \,\,\left( {\frac{\pi }{2}\,,\,\frac{{3\pi }}{2}} \right)$

A

$\left( {\frac{{\pi }}{2}\,,\,\frac{{5\pi }}{4}} \right]$

B

$\left( {\frac{\pi }{2}\,,\,\pi } \right]$

C

$\left( {\frac{{5\pi }}{4}\,,\,\frac{{3\pi }}{2}} \right)$

D

None

Solution

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Standard 11

Mathematics

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