Question 27
Let $x$, $y$ be positive real numbers. Find the minimum of
$$
x^{2} + x y + \frac{y^{2}}{2} + \frac{2^{6}}{x + y} + \frac{3^{4}}{x^{3}}.
$$
$$
x^{2} + x y + \frac{y^{2}}{2} + \frac{2^{6}}{x + y} + \frac{3^{4}}{x^{3}}.
$$
Math Olympiad Vault · MathNet 2014