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If a ◇ b is defined as , where a ≠ b. Which of the following has a value of 3?
If a ◇ b is defined as , where a ≠ b. Which of the following has a value of 3?
admin
2022-11-20
53
问题
If a ◇ b is defined as
, where a ≠ b. Which of the following has a value of 3?
选项
A、1◇3
B、3◇0
C、6◇2
D、2 ◇6
E、3◇(-1)
答案
E
解析
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