FINDx from the equation xcot(90+A) + tan(90+A)sin A + cosec(90+A

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cosec ( 90°- x) sin(180° - x) cot(360° - x) sec(180°+ x) tan (90° + x) sin (-)

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find x: xcot(90+a)+tan(90+a)sina+cosec(90+a)=0

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