题目信息
What is the value of $${x}^{2}{y}{z}+{x}{y}^{2}{z}+{x}{y}{z}^{2}$$
(1) x+y+z=18
(2) xyz=10
(1) x+y+z=18
(2) xyz=10
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.
参考答案及共享解析

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已选答案:
正确答案:
C:BOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
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