Trigonometry
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Simplify the given trigonometric expression.
(sinx+cscx)2(\sin x+\csc x)^2(sinx+cscx)2
sin2x+csc2x+2\sin^2x+\csc^2x+2sin2x+csc2x+2
sin2x−csc2x+2\sin^2x-\csc^2x+2sin2x−csc2x+2
sin2x−csc2x−2\sin^2x-\csc^2x-2sin2x−csc2x−2
sin2x+csc2x−2\sin^2x+\csc^2x-2sin2x+csc2x−2