UPSEE Solved Model Paper 8

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Question : 145 of 150
 
Marks: +1, -0
The magnitudes of vectors
→
A
,
→
B
and
→
C
are 3 , 4 and 5 units respectively. If
→
A
+
→
B
=
→
C
, then the angle between
→
A
and
→
B
is :
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