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Mathematics 21 Online
OpenStudy (lilday12):

Which of the binomials below is a factor of this trinomial? x2 - 13x + 42 A. x - 7 B. x2 + 12 C. x + 84 D. x + 7

OpenStudy (anonymous):

find the equation roots then a*(x-x1)*(x-x2) the answer is A

OpenStudy (lilday12):

thank you

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