Question

It's important solve it​

Answer 1

Answer:

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Answer 2

$x^{2}$ + $1/x^{2}$ = 7

Explanation:

Given:    $x$ + $1/x^{$ = 3

Now,             $( x +1/x )^{2}$ = $3^{2}$                                             [squaring both sides]

                 $x^{2}$ + $1/x^{2}$ + 2 = 9

                       $x^{2}$ + $1/x^{2}$ = 7