Math, asked by anu183, 1 year ago

x+1/x=3 find x2+1/x2

Answers

Answered by puli2af

1

x + 1/x = 3

→ (x + 1/x)2 = 9

→ x2 + 1/x2 + 2 = 9

→ x2 + 1/x2 = 7.

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