Agniveer Vayu or IAF Group X 18 Jan 2023 Paper

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Question : 29 of 70
 
Marks: +1, -0
Let a
=2
^
i
3
^
j
+4
^
k
,b
=7i
+2j
3k
,c
=i
+j
+k
. Then find the value of a.(b × c)
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