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[(5cos^(2)60^(@)+4sec^(2)30^(@)-tan^(2)4...

[(5cos^(2)60^(@)+4sec^(2)30^(@)-tan^(2)45^(@))/(sin^(2)30^(@)+cos^(2)30^(@))],[2cos^(2)60^(@)+3sin^(2)45^(@)-3sin^(2)30^(@)+]

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