If x+y+z>0, is z>1?
(1)z>x+y+1
(2)x+y+1<0
Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
EACH statement ALONE is sufficient.
Statements (1) and (2) TOGETHER are NOT sufficient.
(1)可以讨论z的两种情况
登录 或 注册 后可以参加讨论