Expand.
5
A. +
+
+ 10x + 5x3 + x5
B. +
+
+ 10x1/2 + 5x3/2 + x5/2
C. -
+
- 10x1/2 + 5x3/2 - x5/2
D. +
+
+ 10x3/2 + 5x5/2 + x7/2
Answer: B
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