Vectors Obtuse Angle Range (Jee Mains) | ExamDuo
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Scalar and Vector Products
Medium
Vectors Obtuse Angle Range
The set of all
α
, for which the vector
→
a
=
α
t
^
i
+
6
^
j
−
3
^
k
and
→
b
=
t
^
i
−
2
^
j
−
2
α
t
^
k
are inclined at an obtuse angle for all
t
∈
ℝ
is :
Ask about this question
SELECT ONE OPTION
A
[
0
,
1
)
B
(
−
2
,
0
]
C
(
−
4
3
,
0
]
D
(
−
4
3
,
1
)
Check