Expand.(x - 
)5
A. x5 - 5x4
+ 70x3 - 70x2
+ 245x - 49
B. x5 - 5x4
+ 7x3 - 70x2
+ 245x - 49
C. x5 - 5x4
+ 70x3 - 70x2
+ 49x - 49
D. x5 - 5x4
+ 70x3 - 70x2
+ 245x - 49
Answer: D
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A. No B. Yes
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What will be an ideal response?