Mark (√) against the correct answer in the following:
If 
and 
be such that 
then λ = ?
Given vectors 
and 
Also given that 
Let the angle between the vectors 
and 
be θ.
⇒ θ=
= 
⇒
So, (
⇒ (2 
3) + (4 
-2) + (-1
=0
⇒ 6-8-
=0
⇒
1
Mark (√) against the correct answer in the following:
If and be such that then λ = ?
Given vectors and
Also given that
Let the angle between the vectors and be θ.
⇒ θ=
=
⇒
So, (
⇒ (2 3) + (4 -2) + (-1=0
⇒ 6-8-=0
⇒