皮皮学，免费搜题
登录
logo - 刷刷题
搜题
【简答题】
某汽车运输公司购买了一批豪华大客车投入客运,据市场分析,每辆客车营运的总利润y(万元)与营运年数x( )的函数关系式为 .若运营3年,则每辆客车营运的总利润为2万元;若营运4年,则每辆客车营运的总利润为7万元。要使每辆客车营运的年平均利润最大,则营运年数为 。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案：
举一反三
【单选题】Will the woman go fishing with the man?
A.
Of course, she will.
B.
I don't think she will.
C.
She will not go with him ff it rains.
查看完整题目与答案
【判断题】The consignment that Ms. Lester's company received was not what they ordered.
A.
正确
B.
错误
查看完整题目与答案
【简答题】We know exercise is important in our life. Everyone needs to do exercise. Doctors say doing sports is good for us. Sports can make our body healthy. It's very useful for children, too. It can make chi...
查看完整题目与答案
【判断题】袭人在《红楼梦》中是一个可有可无的角色。 ( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】Woman: Kate always stays in her own world and lives in a dream. Man: I don't think she can find a peaceful mind this way. She'll have to face the reality sooner or later. Question: What's wrong with K...
A.
She is not satisfied with her life.
B.
She isolates herself from the outside world.
C.
She can find a peaceful life only in her dreams.
D.
She can't be at peace with others.
查看完整题目与答案
【简答题】Listen and complete the notes with NO MORE THAN THREE WORDS. What makes a champions? Five factors: 1_______: how the body works best 2_______: what to eat and when 3_______: the equipment that is used...
查看完整题目与答案
【简答题】Put the following sentences into the right order and make it a complete letter of apology. a.I would like to apologize for the inconvenience caused. b.Your letter of May 24,informing us about the dama...
查看完整题目与答案
【单选题】Put the following sentences into the right order and make it a complete letter of apology.
A.
I would like to apologize for the inconvenience caused.
B.
Your letter of May 24, informing us about the damage made during the consignment of garden furniture, has reached us.
C.
Once again, let me say how sorry I am that this consignment was not up to our usual high standards, and I assure you that this will not be repeated.
D.
The goods left our warehouse in perfect condition, and therefore any damage must have occurred during transit.
E.
I shall be contacting the transport company immediately to arrange compensation.
查看完整题目与答案
【单选题】I don't think she will agree with me, ______? [     ]
A.
won't she
B.
will she
C.
does she
D.
isn't she
查看完整题目与答案
【多选题】What is a good suggestion for doing sports?
A.
Spare more time for exercise.抽更多时间锻炼
B.
Learn more about sports and our own conditions. 对于运动和自身条件要了解更多
C.
Hold more group activities to stimulate  interests in sports. 多参加集体活动，激发对运动的兴趣
查看完整题目与答案
相关题目：
【单选题】Will the woman go fishing with the man?
A.
Of course, she will.
B.
I don't think she will.
C.
She will not go with him ff it rains.
查看完整题目与答案
【判断题】The consignment that Ms. Lester's company received was not what they ordered.
A.
正确
B.
错误
查看完整题目与答案
【简答题】We know exercise is important in our life. Everyone needs to do exercise. Doctors say doing sports is good for us. Sports can make our body healthy. It's very useful for children, too. It can make chi...
查看完整题目与答案
【判断题】袭人在《红楼梦》中是一个可有可无的角色。 ( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】Woman: Kate always stays in her own world and lives in a dream. Man: I don't think she can find a peaceful mind this way. She'll have to face the reality sooner or later. Question: What's wrong with K...
A.
She is not satisfied with her life.
B.
She isolates herself from the outside world.
C.
She can find a peaceful life only in her dreams.
D.
She can't be at peace with others.
查看完整题目与答案
【简答题】Listen and complete the notes with NO MORE THAN THREE WORDS. What makes a champions? Five factors: 1_______: how the body works best 2_______: what to eat and when 3_______: the equipment that is used...
查看完整题目与答案
【简答题】Put the following sentences into the right order and make it a complete letter of apology. a.I would like to apologize for the inconvenience caused. b.Your letter of May 24,informing us about the dama...
查看完整题目与答案
【单选题】Put the following sentences into the right order and make it a complete letter of apology.
A.
I would like to apologize for the inconvenience caused.
B.
Your letter of May 24, informing us about the damage made during the consignment of garden furniture, has reached us.
C.
Once again, let me say how sorry I am that this consignment was not up to our usual high standards, and I assure you that this will not be repeated.
D.
The goods left our warehouse in perfect condition, and therefore any damage must have occurred during transit.
E.
I shall be contacting the transport company immediately to arrange compensation.
查看完整题目与答案
【单选题】I don't think she will agree with me, ______? [     ]
A.
won't she
B.
will she
C.
does she
D.
isn't she
查看完整题目与答案
【多选题】What is a good suggestion for doing sports?
A.
Spare more time for exercise.抽更多时间锻炼
B.
Learn more about sports and our own conditions. 对于运动和自身条件要了解更多
C.
Hold more group activities to stimulate  interests in sports. 多参加集体活动，激发对运动的兴趣
查看完整题目与答案
参考解析：
知识点：
题目纠错 0
发布
创建自己的小题库 - 刷刷题