Is ~$\sqrt{\left ( x-3 \right )^{2}}$~ = 3 - x ?
(1) ~$x\neq 3$~
(2) ~$-x\left | x \right |$~>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.
2
已经说明x是负数了,则表明一定不为3
登录 或 注册 后可以参加讨论