题目信息
What is the value of $$\frac {3^{-(x+y)}} {3^{-(x-y)}}$$?
(1)$$x = 2$$
(2)$$y = 3$$
(1)$$x = 2$$
(2)$$y = 3$$
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.
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已选答案：
正确答案：
B:Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
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