Let V be the subspace spanned by the vectors v1 = (1, 0, 2, 3, 1), v2 = (0, 0, 1, 3, 5), v3 = (0, 0, 0, 0, 1)
in the real vector space R5. Which of the following vectors are in V?
1
(1, 1, 1, 1, 1)
2
(0, 0, 1, 2, 4)
3
(1, 0, 1, 0, 1)
4
(1, 0, 1, 0, 2)