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Tan2x - Formula, Identity, Examples, Proof | Tan^2x Formula
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SOLVED: 'Find the exact value without a calculator. Tan 7pi/12=sin7pi/6/2 /cos7pi/6/2 Find the exact value, without a calculator: 7n L6 7n sin tan 2 12 7n L6 cos 2 [? ] + Enter Done'