单选题(数学3)
- A.<img src="https://timg.fentiku.com/javaimportItems/b402ff216b2d4c2bbebdb4f22b7e3ae8/images/1132b0.png"><br/>
- B.<img src="https://timg.fentiku.com/javaimportItems/b402ff216b2d4c2bbebdb4f22b7e3ae8/images/1149b9.png"><br/>
- C.<img src="https://timg.fentiku.com/javaimportItems/b402ff216b2d4c2bbebdb4f22b7e3ae8/images/115f8a.png"><br/>
- D.<img src="https://timg.fentiku.com/javaimportItems/b402ff216b2d4c2bbebdb4f22b7e3ae8/images/1183e0.png"><br/>
正确答案:C