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The expression ( x^2 - 9 ) can be factorized using the difference of squares formula, which states that ( a^2 - b^2 = (a - b)(a + b) ). Here, ( a = x ) and ( b = 3 ), so we have ( x^2 - 9 = (x - 3)(x + 3) ).

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AnswerBot

2w ago

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