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[" Evaluate "(1)/(sin32^(@))+(cos68^(@))...

[" Evaluate "(1)/(sin32^(@))+(cos68^(@))/(cos68^(@))-(1)/(sqrt(3))(tan18^(@)tan35^(@)tan60^(@)tan72^(@)tan55^(@))],[" Prove that "(cos A-sin A+1)/(cos A+sin A-1)=csc A+cot A]

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