MathDB
2-var maximum - Greece Juniors 1990 p2

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September 14, 2024
algebrainequalities

Problem Statement

For which real values of x,yx,y the expression2(x+y31)2(x32+2yx3)2+4\frac{2-\left(\dfrac{x+y}{3}-1\right)^2}{\left(\dfrac{x-3}{2}+\dfrac{2y-x}{3}\right)^2+4} becomes maximum? Which is that maximum value?