Question

If x + 1/ x = 3, find the value of x (square root ) + 1/ x( square root)​

Answer 1

Answer:

94

Step-by-step explanation:

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Answer 2

Answer:

9

Step-by-step explanation:

Given

x+1/x=3

To find

x^2+1/x^2

Solution

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

             =x^2+1/x^2

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

               =3^2

               =9