Evaluate tangent sum and difference formula

The video tutorial covers the tangent difference formula, applying it to specific angles, and understanding trigonometric identities. It emphasizes the importance of knowing the unit circle and simplifying complex fractions using algebra. The tutorial concludes with a detailed explanation of simplifying expressions and preparing for multiple-choice tests.

Describe how to apply the distributive property when simplifying trigonometric expressions.

What steps are involved in multiplying by the conjugate to eliminate radicals from the denominator?

What is the final simplified form of the expression after applying all necessary steps?