VectorEasy
Question
If the vectors 
are coplanar, then -
are coplanar, then -Options
A.
B.
C.
D.
Solution
If 
are coplanar, then
,
= 2 
&
= 
⇒ 
are coplanar
are coplanar, then,= 2 &
= ⇒ are coplanarCreate a free account to view solution
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