2. 职称英语
  3. xy＜0Quantity A: |x+y|Quantity B: |x|+|y|A、Quantity A is greater.B、Quantity B

xy＜0Quantity A: |x+y|Quantity B: |x|+|y|A、Quantity A is greater.B、Quantity B

游客2025-02-23  19
问题 xy＜0
Quantity A: |x+y|
Quantity B: |x|+|y|
选项 A、Quantity A is greater.
B、Quantity B is greater.
C、The two quantities are equal.
D、The relationship cannot be determined from the information given.
答案 B
解析 xy＜0，|x+y|＜|x|+|y|，选择B。
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