Choose one of the factors of x3 + 343. a. x − 7 b. x2 − 14x + 49 c. x*2 + 7x + 49 None of the above

asked Dec 2, 2016 127k views

1 vote

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

by Ulaga

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4 votes

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

Gorgsenegger answered Dec 8, 2016

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