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来源:焚题库 2025-01-14

单选题

当x→0时,下列哪一个无穷小是x的三阶无穷小。()

  • A.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/ff17d.png"><br/>
  • B.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/fff23.png"><br/>
  • C.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/102114.png"><br/>
  • D.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/103140.png"><br/>

正确答案:B