1.

The value of \[(\overrightarrow{A}+\overrightarrow{B})\,\times (\overrightarrow{A}-\overrightarrow{B})\] is                  [RPET 1991, 2002; BHU 2002]

A.                 0             
B.                 \[{{A}^{2}}-{{B}^{2}}\]
C.                 \[\overrightarrow{B}\times \overrightarrow{A}\]            
D.                 \[2(\overrightarrow{B}\times \overrightarrow{A})\]
Answer» E.


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