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I'm presuming its factors for a monic quadratic trinomial--of form :

X squared + BX + C . You need the numbers that MULTIPLY to give C and ADD up to give B

Eg X squared + 8X + 12 factors to ( X+2) (X + 6 )

BUT X squared + 7X + 12 factors to (X +3 )(X + 4)

Hope this helps. Phil.

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14y ago

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