Write the binomial expansion of the expression.(a - b)6

A. a6 - 6a5b + 15a4b2 - 20a3b3 + 15a2b4 - 6ab5 + b6
B. a6 + 6a5b + 15a4b2 + 20a3b3 + 15a2b4 + 6ab5 + b6
C. - a6 + 6a5b - 15a4b2 + 20a3b3 - 15a2b4 + 6ab5 - b6
D. a6 - 6a5b - 15a4b2 - 20a3b3 - 15a2b4 - 6ab5 - b6


Answer: A

Mathematics

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