Prove that:
cot + cosec 0-1/
cot -cosec 0+1=
1+cos/
sin
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Step-by-step explanation:
cot+cosec-1/cot-cosec+1
=(cot+cosec)-(cosec²-cot²)/cot-cosec+1
=(cosec+cot)(1-cosec+cot)/(cot-cosec+1)
=cosec+cot
=1/sin+cos/sin
=1+cos/sin
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