if x +1/x=3,then find the value of x2+1/x2
Answers
Answered by
3
Alright my bad. I saw the question wrong and it was in my book so I thought I know the answer but I don't. But don't mark me the brainliest.
Answered by
2
Answer:
7
Explanation:
X+1/X = 3
(X+1/X)^2 = 3^2
X+1/X+2(X)(1/X) = 9
X+1/X = 9-2
Therefore,
(X+1/X)^2 = 7
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