Q7:If y is an integer and y = ½x½ + x, is y = 0?
(1) x < 0
(2) y < 1
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.
这个题答案为什么是d,我觉得是a阿
because y should be zero or positive integer.
thus, (2) is sufficient.
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