AIEEE 2008 Solved Paper

Section: Mathematics
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Question : 97 of 104
 
Marks: +1, -0
The non-zero vectors are
→
a
,
→
b
and
→
c
are related by
→
a
=8
→
b
and
→
c
=−7
→
b
. Then the angle between
→
a
and
→
c
is
[AIEEE 2008]
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