Expand.(2m - 4n)4
A. 16m4 - 128m3n - 384m2n2 - 512mn3 - 256n4
B. 16m4 - 128m3n + 384m2n2 - 512mn3 + 256n4
C. 16m4 - 2048m3n + 2304m2n2 - 512mn3 + 256n4
D. 16m4 - 2048m3n - 2304m2n2 - 512mn3 - 256n4
Answer: B
Mathematics
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