Vector Algebra Part 2

Section: Mathematics
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Question : 38 of 100
 
Marks: +1, -0
Let λ∈ℝ,
→
a
=λ
^
i
+2
^
j
−3
^
k
,
→
b
=
^
i
−λ
^
j
+2
^
k
.
If ((
→
a
+
→
b
)
×(
→
a
×
→
b
)
)
×(
→
a
−
→
b
)
=8
^
i
−40
^
j
−24
^
k
, then |λ(
→
a
+
→
b
)
×(
→
a
−
→
b
)
|
2
is equal to
[30-Jan-2023 Shift 2]
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