Evaluate the double angle of tangent given a triangle

The video tutorial explains the double angle formula for tangent and demonstrates algebraic manipulation to simplify complex fractions. It guides through using a common denominator to handle fractions and concludes with the final calculation to find the solution.

What is the result of multiplying 2 by 3/4?

Explain how to eliminate fractions in a complex fraction.

What is the common denominator used in the calculations?

Calculate the final answer after performing the operations described.

What is the significance of creating a triangle in this context?