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If $\sin x + cosec x = 2$ then $\sin^{n} x + {cosec}^{n} x$ is equal to

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Correct option is A

sin⁡x+cosec⁡x=2 or (sin⁡x−1)2=0 or sin⁡x=1⇒sinn⁡x+cosecn⁡x=1+1=2

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If sin⁡x+cosec⁡x=2 then sinn⁡x+cosecn⁡x is equal to

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If $\sin x + cosec x = 2$ then $\sin^{n} x + {cosec}^{n} x$ is equal to