Simplifying a trigonometric expression using half angle formula

The video tutorial focuses on simplifying a trigonometric expression using the half angle formula. It begins by identifying the correct formula to apply, ruling out other trigonometric identities. The instructor explains the half angle formula and demonstrates how to simplify the given expression step-by-step, resulting in a more straightforward form. The tutorial emphasizes understanding the formula's application and the simplification process.

Explain how to rewrite the expression involving 16Y divided by two in terms of sine.

What steps are involved in determining the simplified version of an expression using half angle formulas?