Published by:
CGP EDU Academic Team
Published on: August 12, 2026
If 
= 
+ 2 
+ 4 
, 
= 2 
– 3 
+ 
, 
= 
+ 4 
– 4 
, then the vector 
× ( 
× 
) is orthogonal to-
A
B
C
D
+ 
+ 
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(a, d)
× ( 
× 
) = ( 
. 
) 
– ( 
. 
) 
= – 7 
and this is orthogonal to 
. 
+ 
+ 
= 4 
+ 3 
+ 
is also orthogonal to 
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