Using are pythagorean identites to simplify an expression

The video tutorial covers the process of simplifying trigonometric expressions by factoring and using Pythagorean identities. It begins with an introduction to rational expressions and factoring, then moves on to applying these concepts to trigonometric functions. The instructor demonstrates how to use Pythagorean identities to simplify expressions and discusses the final answer. The tutorial emphasizes understanding the underlying principles and encourages rewriting expressions in simpler terms to aid comprehension.

Explain the process of rewriting tangent in terms of sine and cosine as mentioned in the discussion.

What is the final answer derived from the expression involving sine of X and secant squared of X?