Vector Angle Bisector in 3D (Jee Mains) | ExamDuo
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Scalar and Vector Products
Medium
Vector Angle Bisector in 3D
A vector
→
a
=
α
→
i
+
2
→
j
+
β
→
k
(
α
,
β
∈
R
)
lies in the plane of the vectros
→
b
=
→
i
+
→
j
and
→
c
=
→
i
−
→
j
+
4
→
k
. If
→
a
bisects the angle between
→
b
and
→
c
, then:
Ask about this question
SELECT ONE OPTION
A
→
a
.
^
i
+
1
=
0
B
→
a
.
^
i
+
3
=
0
C
→
a
.
^
k
+
4
=
0
D
→
a
.
^
k
+
2
=
0
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