(\frac{x-4}{2})^2-(\frac{6-x}{2})^2>(x-3)^2
\frac{x^2-8x+16}{4}-\frac{36-12x+x^2}{4}>x^2-6x+9/*4
x^2-8x+16-(36-12x+x^2)>4x^2-24x+36
x^2-8x+16-36+12x-x^2-4x^2+24x-36>0
-4x^2+28x-56>0/:(-4)
x^2-7x+14<0
a=1, b=-7, c=14
\Delta=49-4*1*14=49-56=-7
\Delta<0 brak rozwiązań