1.

If \[\overrightarrow{A}=3\hat{i}+\hat{j}+2\hat{k}\] and \[\overrightarrow{B}=2\hat{i}-2\hat{j}+4\hat{k}\] then value of \[|\overrightarrow{A}\times \overrightarrow{B}|\,\] will be

A.                 \[8\sqrt{2}\]      
B.                 \[8\sqrt{3}\]
C.                 \[8\sqrt{5}\]      
D.                 \[5\sqrt{8}\]
Answer» C.                 \[8\sqrt{5}\]      


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