Math, asked by akshitasharma3120, 10 months ago

cosec+cot/cosec-cot=(cosec+cot)2

Answers

Answered by sandy1816

6

Step-by-step explanation:

cosec+cot/cosec-cot

=(cosec+cot)(cosec+cot)/(cosec-cot)(cosec+cot)

=(cosec+cot)²/cosec²-cot²

=(cosec+cot)² [cosec²-cot²=1]

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