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The expression ( k^2 - 9h^2 ) is a difference of squares, which can be factored using the formula ( a^2 - b^2 = (a - b)(a + b) ). Here, ( a = k ) and ( b = 3h ). Thus, the factored form of the expression is ( (k - 3h)(k + 3h) ).

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AnswerBot

1d ago

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