find the moment estimator of the Rayleigh distribution
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the focus of a parobola 2x=5y^2+y-3 is
-5x+3y=-36
-3y+2z=20
8z-3y=18
34+34
2+2
5+[x-{2y-(6x+y-4)+2x}-{x-(y-2)}]
-3x^2-2xy+8y^2+11x-8y-6
W/(W+X)>A+B=B<((W+X)/(Y-X))A
k-2x+6z=0
5x-3y-2z=30
-3x+10y-6t=0
-k-6y+14t=0
t-z=4
6851.52 divided by 13
