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Choose one of the factors of x*3 + 343. a. x − 7 b. x*2 − 14x + 49 c. x*2 + 7x + 49 None of the above
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Choose one of the factors of x*3 + 343. a. x − 7 b. x*2 − 14x + 49 c. x*2 + 7x + 49 None of the above

User Ulaga
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4 votes

x^(3) + 343 which goes to
(x+7)( x^(2) -14x + 49) Which means the factors are x+7 and x^2 -14x +49 and only one is option so it is second one which is B
User Gorgsenegger
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