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An operations specialist is analyzing a cost-efficiency model represented by the expression 6b213b+56b^2 - 13b + 5. When factoring this expression using the trial and error method, the specialist must determine the signs of the factors for the constant term (+5). Since the middle term coefficient (-13) is negative, the specialist should recall that the signs of both factors of 5 must be ____.

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Updated 2026-04-17

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