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[Problem Solving]
试题详情
题目：
Does x2 = 
?
? (1) yx3 = 1
(2) x2 + y2 = (x − y)2
选项:
A、Aif statement (1) ALONE is sufficient to answer the question but statement (2) alone is not sufficient;
B、Bif statement (2) ALONE is sufficient to answer the question but statement (1) alone is not sufficient;
C、Cif the two statements TAKEN TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient;
D、Dif EACH statement ALONE is sufficient to answer the question;
E、Eif the two statements TAKEN TOGETHER are still NOT sufficient to answer the question.
答案:
A
提问：
这一题系统答案给的A，是我周三晚上一个考友问的，我有点疑问。根据张同学说的，原题是x^2=根号下xy。条件一是x^3y=1,老师说可以推出来，我觉得似乎答案推不出来，举反例，x＝3 y＝1/27 。x^2就不等于根号下xy。是我理解错了，还是系统答案给错了
解答：
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阅读3537
提问：
听了之前的答疑，条件一是y乘以X的三次方等于1，但是还是不理解为什么答案是A
解答：
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阅读3546
提问：
这一题系统答案给的A，是我周三晚上一个考友问的，我有点疑问。根据张同学说的，原题是x^2=根号下xy。条件一是x^3y=1,老师说可以推出来，我觉得似乎答案推不出来，举反例，x＝3 y＝1/27 。x^2就不等于根号下xy。是我理解错了，还是系统答案给错了
解答：
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阅读3538
提问：
条件1 化简成xy*x^2=1然后怎么就推出可以？
解答：
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阅读3549
提问：
看到A直接就排除了， 因为题目后面的clearing所以直接觉得要和clearing并列。所以选了C。
The cottontail rabbit population in Orange County, California, has increased unchecked in recent years as a result of the removal of the native fox population and the clearing of surrounding woodlands.
(A) years as a result of the removal of
(B) years as a result of removing
(C) years, resulting from the removing of
(D) years, which is a result of removing
(E) years, which is a result of the removal of
解答：
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