CBSE BOARD X, asked by aryaabhisri8476, 1 year ago

If cosA= 3/5,find 9cot×cot A-1

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Answered by Anirban1108

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Hope it helps ... Please Mark As The Brainliest

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Answered by eva7931

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Here is your answer

Answer : CosA = 3/5
sinA = 4/5
cotA = 3/4
9 cot²A – 1 = 9(3/4)² – 1 = 9×9/16 – 1 = 65/16

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