Ответ:
1/(x^2-4)-2/(x+2)=-1
(1-2x+4)/(x^2-4)+1=0
(5-2x+x^2-4)/(x^2-4)=0
x<>2 x<>=2
x^2-2x+1=0
(x-1)^2=0
x=1
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Ответ:
1/(x^2-4)-2/(x+2)=-1
(1-2x+4)/(x^2-4)+1=0
(5-2x+x^2-4)/(x^2-4)=0
x<>2 x<>=2
x^2-2x+1=0
(x-1)^2=0
x=1