15/10/16 17:24:59.00 l7fu825N.net
>>669
(x-y)(1+3(x+y))/(x^2y^2)=0
(x=y ∨ 3(x+y)+1=0) ∧ (x≠0 ∧ y≠0)
15/10/16 17:24:59.00 l7fu825N.net
>>669
(x-y)(1+3(x+y))/(x^2y^2)=0
(x=y ∨ 3(x+y)+1=0) ∧ (x≠0 ∧ y≠0)
15/10/16 17:24:59.00 l7fu825N.net
>>669
(x-y)(1+3(x+y))/(x^2y^2)=0
(x=y ∨ 3(x+y)+1=0) ∧ (x≠0 ∧ y≠0)