√1+cosQ/1-cosQ= cose Q+ cotQ
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Step-by-step explanation:
√1+cosQ/1-cosQ
1+cosQ/1-cosQ=√(1+cosQ)(1+cosQ)/(1-cosQ)(1+cosQ)
=√(1+cosQ)²/1-cos²Q
=√(1+cosQ)²/sin²Q
=(1+cosQ)/sinQ
=1/sinQ+cosQ/sinQ
=cosecQ+cotQ
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