If vec(A) + vec(B) = vec(R ) and 2 vec(A) + vec(B) is perpendicular to vec(B) then

If vec(A) + vec(B) = vec(R ) and 2 vec(A) + vec(B) is perpendicular to

1.	If vec(A) + vec(B) = vec(R ) and 2 vec(A) + vec(B) is perpendicular to vec(B) then
Answer» A=R B=2R B=R B=A Answer :A