Factor completely. If the polynomial cannot be factored, say it is prime.(7 - x)3 - x3

A. (7 - x)(x2 - 7x + 49)
B. (7 - 2x)(3x2 - 7x + 49)
C. (7 + 2x)(x2 - 7x + 49)
D. (7 - 2x)(x2 - 7x + 49)


Answer: D

Mathematics

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