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Given xm=6, xn=3, the value of x2m-3n is ______.
Xm=6, xn=3,
(Xm)2= x 2m =62=36,(xn)3= x3n =33=27,
X2m-3n=x2m
X3n=36
27=4
3.
Therefore, the answer is:4
3.
Let the cube of 2011x = the cube of 2012y = the cube of 2013z.xyz >0. And 3 times √ the square of 2011x Let the cube of 2011x = the cube of 2012y = the cube of 2013z.xyz >0. And 3 times √ the square of 2011x + the square of 2012y + the square of 2013z =3 times √2011+3 times √2012+3 times √2013 Find the value of 1/x+1/y+1/z
27
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