Minimum Value of Vector Expression (Jee Mains) | ExamDuo
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Scalar and Vector Products
Medium
Minimum Value of Vector Expression
Consider three vectors
→
a
,
→
b
,
→
c
. Let
|
→
a
|
=
2
,
|
→
b
|
=
3
and
→
a
=
→
b
×
→
c
. If
α
∈
[
0
,
π
3
]
is the angle between the vectors
→
b
and
→
c
, then the minimum value of
27
|
→
c
−
→
a
|
2
is equal to :
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SELECT ONE OPTION
A
110
B
105
C
124
D
121
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