Add or subtract by first simplifying each radical and then combining any like radicals. Assume that all variables represent positive numbers.10
- 6
+ 2
A. -22
B. 110
C. -110
D. 10
Answer: A
Mathematics
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A. 
= 
+ 
B. 
= - 
- 
C. 
= 
+ 
D. 
= - 
- 
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