Vector Algebra Part 2

Section: Mathematics
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Question : 12 of 100
 
Marks: +1, -0
Let λ∈Z,
→
a
=λ
^
i
+
^
j
−
^
k
and
→
b
=3
^
i
−
^
j
+2
^
k
. Let
→
c
be a vector such that (
→
a
+
→
b
+
→
c
)
×
→
c
=
→
0
,
→
a
â‹…
→
c
=−17
and
→
b
â‹…
→
c
=−20. Then |
→
c
×(λ
^
i
+
^
j
+
^
k
)
|
2
is equal to
[12-Apr-2023 shift 1]
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