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Tan4theta=cot(2theta+30)....find theta value....pls explain this |
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Answer» cot(90-Ф) = cot(30+2Ф) (→tanФ = cot(90-Ф) 90-Ф = 30 + 2Ф 3Ф = 90-30 3Ф=60 Ф= 20 |
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