Question

If x=1+√2 , find x²+1/x²​

Answer 1

Value of x^2+\frac{1}{x^2} is 6 . Step-by-step explanation: Given: x=1+\sqrt{2}. To find: x^2+\frac{1}{x^2}. x² = ( 1 + √2 )² ...

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Answer 2

Answer:

4/3

Step-by-step explanation:

x=1+√2

x²+1/x²​

1+√2² + 1/1+√2²

1+2+1/(1+2)3

3+1/3

4/3