JEE Mains Model Paper 18

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Question : 89 of 90
 
Marks: +1, -0
Angle between the vectors
→
a
and
→
b
, where
→
a
,
→
b
,
→
c
are unit vectors satisfying
→
a
+
→
b
+√3
→
c
=
→
0
is ...
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