(f°g)(x) 是 f[g(x)] 的意思!
最新问答: --- Can you_____ your little brother? I’m busy now. 已知△ABC中,角A,B,C所对的边分别为a,b,c且a=7,b=3,c=5,则∠A的平分线AD的长度是 He took it from the beneath his coat.这个the有没有问题? 煤中含有苯和甲苯,可以用先干馏后分馏的方法把它们分离出来 take me to your heart的中文翻译歌词 2360 DUNDAS ST WEST APT 233 TORONTO ON M6P 4B2 等腰三角形底角为15°,腰长为两厘米,求三角形的面积是多少? “黄粱一梦”和“南柯一梦”用法完全相同吗?它们有哪些微小的区别? 这儿有3道英语题选词填空:grade difference result1.We must study hard or pashmina怎么读 一个老外发给我的 how good do you think socom will be (socom是个游戏)我该怎么 Promise you have lead since that day with the life that a li hurry sb.into do sth.和hurry sb.into doing sth.的区别 We need two teaspoons of honey.(对two提问) 5月13号的英文 They had to ___the 800-meter race because of the bad weather It's easy to结构It's easy to ( ) the new student at school.A.t 求函数f(x)=lg(sinx^2-cosx^2)的定义域, 两条相交的直线将正方形四等分,每份面积相等,有几种方法 三角形加三角形加圆形等于16,三角形等于几,三角形加圆形等于14,圆形等于几,这道题怎样做