Respostas

2013-07-27T20:11:12-03:00
Sabemos que:
162x=y²
e
6/x=y/6
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*xy=36
y=36/x
*162x=1296/x²
162x³=1296
x³=8
x=2
----------------------
6/x=162/z
6/2=162/z
3=162/z
3z=162
z=162/3
z=54