- 5
-
计算不定积分
.
- 8
-
设函数
,求dy.
- 11
-
求极限
.
- 17
-
极限
________.
- 18
-
极限
.
- A.有定义
- B.极限存在
- C.连续
- D.可微
- 23
-
已知极限
,则b=
- A.1
- B.2
- C.3
- D.4
- A.<img src="//img1.yqda.net/question-name/12/782839bcda3a61b9f78f65fe3605e2.png" width="73" height="28"/>
- B.<img src="//img1.yqda.net/question-name/c2/a3b2f980d79c751d7f3fafa384ac5d.png" width="59" height="37"/>
- C.<img src="//img1.yqda.net/question-name/ec/19739eb202cfb3a3d70f10b6cd0002.png" width="86" height="37"/>
- D.<img src="//img1.yqda.net/question-name/89/06c47208e889d25aeb69cd1a58cee0.png" width="77" height="33"/>
- A.sinx
- B.xsinx
- C.sinx+cosx
- D.cos(x+2)