It is currently 02 Dec 2021, 13:48 
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Question Stats:
72% (00:55) correct 27% (00:34) wrong based on 338 sessionsQuantity A 
Quantity B 
\(x^2 + 1\) 
\(2x  1\) 
Quantity A 
Quantity B 
\(x^2\) + 1 
2x  1 

