Question

if x =3+√8 ,find the value of x²+1/x² .
Please please please friends tell me that this question is of class nine but which chapter and exercise from ncert book please ​

Answer 1

Answer:

x= 3+√8

Then,x2+1/x = (3+√8)2+1/(3+√8)2

9+8+1/9+8

18/17.

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Answer 2

Answer:

ok ok ok ok ok ok ok ok ok

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