Answer (Choose 1 answer)
(See picture)
A. All of (i). (ii). (0)
B. None of the other choices is correct
C. Only (ii)
D. Only (iii)
E. Only (i)
Let U denote a subspace of R"; and let v∈R".Which of the following is TRUE?
(i) If dimU = n then U+ = {0}
(ii) If v ∈ U¹ and v ∈ U then v is zero vector
(iii) If dimU = 0 then U+ = Rn
