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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