Expand the expression using the Binomial Theorem.(w - s)6
A. w6 - 6w5s - 30w4s2 + 120w3s3 + 360w2s4 - 720ws5 - 720s6
B. w6 - 6w5s + 15w4s2 - 20w3s3 + 15w2s4 - 6ws5 + s6
C. w6 - 8w5s + 17w4s2 - 22w3s3 + 17w2s4 - 8ws5 + s6
D. w6 - s6
Answer: B
Mathematics
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