Question

Plzz answers its urgent
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Answer 1

Answer:

$x - \frac{1}{x} = 3 \\ \\ seq. \: \: \: \: both \: \: side \\ \\ {x}^{2} + \frac{1}{ {x}^{2} } - 2 = 9 \\ \\ {x}^{2} + \frac{1}{ {x}^{2} } = 11$

Answer 2

Answer:

11

Step-by-step explanation:

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

(3^2)=x^2+1/x^2 - 2

9 - 2= x^2 + 1/x^2