1.

What is the value of the expression\[2{{x}^{2}}y+x{{y}^{2}}+xy\] for  \[x=1\] and \[y=2\]?

A.  \[-2\] 
B.      \[-3\]  
C.  \[-4\]  
D.      \[-5\]
Answer» B.      \[-3\]  


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