25, 35, 55, 65

Geometry Level 2

csc(65+θ)sec(25θ)tan(55θ)+cot(35+θ)= ? \csc( 65^\circ + \theta) - \sec (25^\circ - \theta) - \tan (55^\circ - \theta) + \cot (35^\circ + \theta) = \ ?

This problem is part of the set Trigonometry.

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