1.

For x,y,z>0 and x>m,y>n,z>r, if ∣∣∣∣xnrmyrmnz∣∣∣∣=0, then the greatest value of 27xyz(x−m)(y−n)(z−r) is

Answer» For x,y,z>0 and x>m,y>n,z>r, if
xnrmyrmnz
=0,
then the greatest value of 27xyz(xm)(yn)(zr) is


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