Factor the polynomial completely.w2 + 6w + 9 - z2
A. (w + 3 + z)(w + 3 - z)
B. (-w + 9 + z)(w + 9 - z)
C. (w - 3 + z)(w - 3 - z)
D. (w - 3 + z)(w + 3 - z)
Answer: A
Mathematics
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