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Q)
If
→
a
=
2
ˆ
i
+
3
ˆ
j
−
4
ˆ
k
,
→
b
=
ˆ
i
+
ˆ
j
+
ˆ
k
and
→
c
=
4
ˆ
i
+
2
ˆ
j
+
3
ˆ
k
, then
|
→
a
×
(
→
b
×
→
c
)
|
( A )
√
5
( B )
√
10
( C )
2
( D )
1
Share
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