InterviewSolution
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InterviewSolution
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-12+ tan-1EXAMPLE 1 Prove that : tan7= tan24-1112 |
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Answer» tion:12 +ten = 2222- 1 = 2117= ten =2751 - 1 = 5050 + 11 = 61 61- 2 = 59 MAY be 59 is answer |
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