Question

2x-6=2/x then x^2+1/x^2​

Answer 1

Answer:

11

Explanation:

Given 2x-6 = 2/x

Divide each term by 2, we get

x -3 = 1/x

=> x-1/x = 3 ---(1)

=> x²+1/x² = (x-1/x)² +2

=3²+2

= 9 +2

= 11

Therefore,

x² + 1/x² = 11

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