Data Sufficiency
试题详情
题目：
If $$x$$ and $$y$$ are positive integers, what is the value of $$x$$?
(1)$${3}^{x}{5}^{y}={1},{125}$$
(2)$$y = 3$$
(1)$${3}^{x}{5}^{y}={1},{125}$$
(2)$$y = 3$$
选项:
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 statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D、 EACH statement ALONE is sufficient.
E、 Statements (1) and (2) TOGETHER are NOT sufficient.
答案:
A
