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8 cosec^2a - 8 cot^2a=? |
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Answer» Answer:8 cosec^2A - 8cot^2A = 8 Step-by-step explanation: 8/sin^2A - 8cos^2A/sin^2A (8 - 8 cos^2A)/sin^2A 8(1 - cos^2A)/sin^2A. [1cos^2A=sin^2A] 8 sin^2A/sin^2A 8 |
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