如题(  ). A.高阶无穷小 B.低阶无穷小 C.同阶非等价无穷小 D

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问题 如题(  ).A.高阶无穷小B.低阶无穷小C.同阶非等价无穷小D.等价无穷小

选项

答案C

解析[img]/upload/tiku/479/2052671_1.jpg[/img]
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