SAT数学-代数 Example 49

发布于 2015-08-01  71 次阅读

Question 1
If xy = x + y and y > 2, which of the following must be true about x ?
A
x = y
B
x = 0
C
x = 1
D
0 < x < 1
E
1 < x < 2
Question 1 Explanation: 
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