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log x + log y = 3 (1)
2log x - 2log y = - 1 (2)
(1) x 2
2log x + 2log y = 6 (1.1)
(1.1) + (2)
4log x = 5
log x = 5/4 (3)
(3) en (1)
5/4 + log y = 3
log y = 3 - 5/4
log y = 7/4 (4)
De (3)
x = 10^(5/4)
De (4)
y = 10^(7/4)