Prove it please fast
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Cot + cosec - 1/ cot - cosec + 1
=Cot + cosec - (cosec2 - cot2) / cot - cosec + 1
=cot + cosec - (cosec + cot) (cosec - cot) / cot - cosec + 1
= cot + cosec ( 1 + cot - cosec) / ( 1 + cot - cosec)
= cot + cosec
= cos / sin + 1 / sin
= cos + 1 / sin
Hence proved
Hope it helps
=Cot + cosec - (cosec2 - cot2) / cot - cosec + 1
=cot + cosec - (cosec + cot) (cosec - cot) / cot - cosec + 1
= cot + cosec ( 1 + cot - cosec) / ( 1 + cot - cosec)
= cot + cosec
= cos / sin + 1 / sin
= cos + 1 / sin
Hence proved
Hope it helps
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