हल करना If x = 1 + sqrt(2) , then x - 1/x = | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$x = 1 + \sqrt { 2 } , x - \frac { 1 } { x } =$$