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If the non zero vectors a,b,c related by a=8b and c=-7b ,then the angle between a and c is

If the non zero vectors a,b,c related by a=8b and c=-7b ,then the angle between a and c is

Grade:12

1 Answers

Arun
25750 Points
6 years ago
Dear student
 
a = 8 b = -8/7 c
Hence a and c are parallel and having opposite direction.
So angle between a & c is \pi.

Regards
Arun (askIITians forum expert)

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