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求函数y=-3tan(2x-π/4）的定义域、周期、单调区间 求函数y=3sin(π/4-2x)的定义域,周期及单调区间 求函数f﹙x﹚＝3tan﹙x－π／3﹚的定义域,最小最小正周期和单调区间. ip route-static 192.168.10.0 255.255.255.0 192.168.4.1 preference 求函数y=3tan(2x+pi/4)的定义域,周期和单调区间 ip route-static 0.0.0.0 0.0.0.0 192.168.1.1 preference 60 ip route 0.0.0.0 0.0.0.0 vlan 10 在三成交换机这个命令是什么意思?不太懂 ip route 0.0.0.0.0.0.0.0 Our classroom is very________.A.clean B.cleans C.cleaning D.to clean. be born是什么词性的词 they were born to be RT be born的用法They were born quiet dogs.这句话中的were born怎么理解? be born be born with the voice of a singer中文解释,为什么要用 with ___are big and bright.A The classroom's windows B The windows of the classroom 用四个5 和四个0 写成的八位数中读3个零的有哪些 用4个9和4个O写出读出三个零的八位数 改为否定句 the twins were born july 用6.3.8.4.和5个0组成最大的九位数和最小的九位数是什么 They were born in a town in beijing?改为一般疑问句 高一函数值域的例题已知y=ax+b/x^+1 的值域是-1到4 闭区间,求a b的值 知道的说下啊, 安塞腰鼓 (14 19:2:19)课文中说“不存任何隐秘”怎么理解 初一 语文 安塞腰鼓 请详细解答,谢谢! (10 10:0:8)安塞腰鼓用什么感情去读  1、以“月”开头的诗句有哪些?2、An old,mad,blind,despised and dying 翻译是尽量少用“的”3、帮“下雨天留客天留我不留”加上标点符号,表达三种不同的意思.  after they were born 和 when they were born 你会做七年级下册的几何题吗?如图 在三角形ABc中,角B=角c,角BAD=40度,并且角ADE=角AED,求角CDE的度数这是一个方程题 They were at school ( )10:25.填什么介词?stand( )a line ,please they played football ( )Friday afternoon.Please pick ( ) the pen on the ground ( ) me 以上都是填介词 where were they____(介词）? who invented the aeroplane?when were they born?最好用英语回答 35、39、48、22、27、41用英文咋拼? 用适当的方法解下列方程 好心人帮忙2x平方-4x+1=0（配方法） x平方+2x-1=0（配方法） x平方+3x-4=0 2x平方+1=3x 快、急!七年级下册数学课本第90页第2、5题答案多少? 用公式法解下列方程,X^2-2X-1=0(3X-1)(X+2)=11X-42X^2+5X-3=0P(P-8)=166X^2-13X-5=025(X-2)^2-9=0公式：X=-B+-根号B^2-4AC除以2A