- UID
- 595191
- 在线时间
- 小时
- 注册时间
- 2011-1-8
- 最后登录
- 1970-1-1
- 主题
- 帖子
- 性别
- 保密
|
Q13: What is the value of the integer n? (1) n(n + 2) = 15 (2) (n + 2)n = 125 A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. 这个题 第二个肯定没问题 第一个有两个解 3 -5 难道就不算拉? |
|