if×=2-√3, find the value of x²+1/x²
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Answered by
0
Answer:
4
Step-by-step explanation:
x=2-root3.
∴x²+1/x²=
2-√3+1/2-√3.
rationalising 1/x², we get:-
(2-√3)+(2+√3)
=4.
Answered by
1
Answer:
14
Step-by-step explanation:
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