Resposta :
Resposta:
2..........2
------ + -------
x²y.......xy²
2y + 2x
-----------------
x²y²
2.(x+y)
-------------
(xy).(xy)
2. 8
--------
4 . 4
16
---- = 1 >>>>
16
Resposta:
2..........2
------ + -------
x²y.......xy²
2y + 2x
-----------------
x²y²
2.(x+y)
-------------
(xy).(xy)
2. 8
--------
4 . 4
16
---- = 1 >>>>
16