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Class 12 Solutions
If
are unit vectors such that
, then the value of
is
Given that,
are unit vectors
⇒
and
⇒
⇒
⇒
⇒
⇒
29
1
are unit vectors such that 
, then the value of 
is
are unit vectors ⇒ 
and 
are unit vectors such that , then the value of isare unit vectors ⇒ and