In this video, we explore how to find the minimum value of the expression 81x^3y^2 + 4/x^2 + 1/(2y^3) using the power of the AM-GM inequality. We walk through testing specific values, setting up the optimization problem, applying the inequality, and solving for the conditions that yield the minimum result. Watch as we break down each step and reveal the solution, with the final minimum value found at x = 3/2 and y = 2/3. Perfect for math enthusiasts and students looking to sharpen their problem-solving skills. Don't forget to like, comment, and subscribe for more math challenges!