Question

x=1-√2 find the value of (x-1/x)^2​

Answer 1

Answer:

2/3-2root2

Step-by-step explanation:

x=1-root2

x-1/x=1-root2-1/1-root2

=root2/1-root2

(x-1/x)^2=(root2/1-root2)^2

=2/(1-root2)^2

=2/1-2 x root2 +2

=2/3-2root2

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