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15-08-2015
Mathematics

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

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15-08-2015

[tex] x^{3} + 343 [/tex] which goes to [tex](x+7)( x^{2} -14x + 49)[/tex] 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

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