Question

If x is equal to 2 + root 3 find the value of x square + 1 by x square

Answer 1

Answer:the answer is 14

Step-by-step explanation:x=2+root3

1/x=1/2root3

Now, by rationalizing the denominator

1/2root3=1/2root3*2-root3/2-root3

1/x=2-root3/2^2-root3^2

1/x=2-root3

Now, x^2+1/x^2

(2+root3)^2+(2-root3) ^2

4+3+4root3+4+3-4root3

4+3+4+3=14

Answer 2

Step-by-step explanation:

Hey mate!! there is your answer..

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