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5 votes
Which of the following is a factor of x³ + 343?

x-7
x² - 14x + 49
x² + 7x +49
x+7

1 Answer

5 votes

Answer:factor of x³ + 343

Step-by-step explanation: Option D is correct. A factor of an expression is usually referred to as a number or an algebraic expression that divides the known expression. The above algebraic expression needs to be expanded to determine its factor; Mathematically; x³ + 343 = (x + 7) (x² - 7x + 49) Therefore, we can conclude that the factors are (x + 7) (x² - 7x + 49)

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