Vector Algebra Part 1

Section: Mathematics
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Question : 53 of 100
 
Marks: +1, -0
If
→
a
,
→
b
and
→
c
are unit vectors such that
→
a
+2
→
b
+2
→
c
=
→
0
,then |
→
a
×
→
c
|
is equal to:
[Main 15 April 2018 S1]
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