题目
7除以2（其实是*）猜成语
为什么 是…………………………
为什么 是…………………………
提问时间：2020-07-17
答案
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
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
最新试题
- 1一块蛋糕,第一次切去它的1/3,第二次切去剩下的1/3,第三次切去剩下的1/3,最后还剩原来的几分之几?
- 2晚上9点上班,到第二天早晨6点下班,一共上了几个小时候?列式怎么计算?
- 3he went into the room without anything in his hand同义句
- 4We have two great new specials=We ( ) ( )two great new specials,（）中填什么?-------
- 5一个圆锥体和一个圆柱体,它们的体积和高都相等,已知圆柱的底面周长是18.84厘米,求圆锥的底面周长是多少
- 6在梯形ABCD中,AD平行BC,AB=BC=DC,BD=CD,求角A,角C的度数
- 7甲、乙两人分别后，沿着铁轨反向而行，此时，一列火车匀速地向甲迎面驶来，列车在甲身旁开过，用了15秒，然后在乙身旁开过，用了17秒，已知两人的步行速度都是3.6千米∕时，这列火车
- 8She not like eggs for breakfast.改错
- 9关于生物膜结构的.
- 10下列物体受地转偏向力的作用,其运动方向会发生偏转的是（）
热门考点
- 1电力线是什么
- 2简单的英语小故事 不用太长
- 3已知函数f(x)=2sin(x+π/4)^2-√3cos2x-1.x属于R.（1）求f(x)的最值和最小正周期（2）若h(x)=f(x+t)的图像关于点（-π/6,0)对称,且t属于（0,π）,求t的
- 4某 温度下的饱和溶液,恒温蒸发部分水后有溶质晶体析出则剩余的溶液
- 52x+4(50-x)=139-4怎样解过程要详细
- 6有xyz三个实数,满足（x-z)(x-z)-4(x-y)(y-z)=0则下列一定满足的是（ ） A.x+y+z=0 B.x+y-2z=0 C.x+z-2y=0
- 7laugh 与laughter的区别
- 8描写江河湖海的词语
- 9the policeman_____(point) at me
- 10写两首有关山或水的古诗.