A) \[e=1\]
B) \[e>4\]
C) 0
D) \[e=4\]
Correct Answer: C
Solution :
\[(a-b).(b\times c-b\times a+c\times a)\] \[=a.(b\times c)-b\times (c\times a)\] \[=[abc]-[bca]\] \[=[abc]-[abc]=0\]You need to login to perform this action.
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