Question

the number of real solutions is​

Answer 1

$answer \\ x - \frac{1}{ {x}^{2} - 4} = 2 - \frac{1}{ {x}^{2} - 4 } \\ => x - 2 = \frac{1}{ {x}^{2} - 4 } - \frac{1}{ {x}^{2} - 4 } \\ => x - 2 = \frac{1 - 1}{ {x}^{2} - 4} \\ => x - 2 = 0 \\ => x = 2$

the number of real solution is 2

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