Question

If a, b are non-parallel unit vectors and a is a vector
which is perpendicular to ä and such that al =
and là + bf=lāx 5 then
5
(A) à xb =
niw
(B) āx J
5
(C) [a b c]=-2
(D) [a b c]=2​

Answer 1

Answer:

dlyijtaaultlautluajfaluatULtluatluTd