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Evaluate: 3/5 sec^2 58° – 3/5 tan 58° cot 32° – 7/5 tan 12° tan 35° tan 45° tan 55° tan 78°.

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Evaluate: 3/5 sec2 58° – 3/5 tan 58° cot 32° – 7/5 tan 12° tan 35° tan 45° tan 55° tan 78°.

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