Question 625103
(1/x-1)-(1/x+1)=(2/x^2-1) 

Restrictions:

x canīt be 1 or -1

(1/x-1)-(1/x+1)=(2/x^2-1) 

[(x+1)-(x-1)]/(x^2-1) = 2/(x^2-1)

(x+1)-(x-1)= 2

2 = 2

Solution set = {x/ x is real} - {-1,1}

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