Question

x+1/x=3, find the value of x^2+1/x^2​

Answer 1

Answer:

Answer:-

x+1/x=3,

(x+1/x)²-2(x/x)²

9-2

7

Step-by-step explanation:

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Answer 2

${x}^{2} + \frac{1}{ {x}^{2} } = {(x + \frac{1}{x} })^{2} - 2.x. \frac{1}{x} \\ = {3}^{2} - 2 \\ = 9 - 2 \\ = 7$