If x + 1/x = 3 Then find x 2 +1/x 2 = ?
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X + 1/X) = 3
(X + 1/X)² = 3²
X² + 1/X² + 2•X•1/X = 9
X² + 1/X² = 7
(X + 1/X)² = 3²
X² + 1/X² + 2•X•1/X = 9
X² + 1/X² = 7
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