Evaluate the sum of two angles using the tangent formula, tan

The video tutorial explains how to solve a problem involving the tangent of 105 degrees using the tangent sum formula. It covers evaluating the tangent of 60 and 45 degrees, applying the sum formula, and finalizing the solution by removing radicals from the denominator using the conjugate. The tutorial emphasizes understanding the unit circle and the importance of correctly applying mathematical formulas.

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