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[qquad M(" ATIEN ")],[[" CISE "11.2],[" ...

[qquad M_(" ATIEN ")],[[" CISE "11.2],[" (ii) "2tan^(2)45^(@)+cos^(2)30^(@)-sin^(2)60^(@)]]

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Evaluate : 2tan^(2)45^(@)+cos^(2)30^(@)-sin^(2)60^(@)

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