蟹密封包装
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三角函数单调区间y=1+sinx x属于R y=-cosx x属于R
三角函数增区间函数y=sin(π/3-2x)的单调递增区间是
三角函数的单调区间函数y=1-2cosx的单调减区间?好像弄错了 是y=1-2cos2x
1.____(be)there any water in the cup?2.Next to the bank is a____(shoe)shop.3.How many ___(sheep)are there on the hill?4.Jack went ____(shop)in the market.5.Wu YUzhen lived in a tall___(build)near the bank.
6+6sin(4x)=3 [-5,-2]这题我做到x=arcsin(-1/2)/4 = -0.1309之后我减派取值...怎么弄都不对...这周期是派/2没问题啊...
英语翻译文言文啊
shall we----------(go)and--------(see)a filmyes ,let‘s ----(go) nowwhat----------- ----------(be) on next sundaybe -------(quickly).the movie ---------(start) in ten minutes.this brave man ---------(take ) the lost dog o
三角函数值域的求法
三角函数的值域与最值求y=2sinxcos^2x/(1+sinx)的值域求y=sin^2x+2sinx*cosx+3cos^2x的值域
用所给词的适当形式填空!kneethe only thing i remember from my ski lessons was “keep your ()bent”she ()on the floor and put more wood on the fire
用所给词的适当形式填空 1.When reached the town ,it ______ (get) dark.2.Here ______ (come) the bus.3.It ______ (get) dark .What about _______ (go) home at once?4."Where _______ (be) you this time yesterday?" "I _______ (be) at home.I ____ _
等式左右两边的式子可以做倒数吗如z/x=o/y可以变成x/z=y/o吗?
童趣文言文翻译
有括号内所给动词的适当形式填空(速度)1.They_______(paly)football when I was them.2.We have worked for a long time.Let`s stop _______(have)a rest.3.It took me only ten minutes _______(walk)there yesterday.4.Listen!They _______(sing)in
3.4.5用括号内所给单词的适当形式填空!
用括号内所给的单词的恰当形式填空这题,
按括号内正确形式填空you must look after ( )(you).idon't like ( )(that)socks.the yellow shirts ( )(be)ten yuan.three months ( )(be)long enough.ten dollars ( )(be)in the table.he's a good ( )(run)star.jack( )(have)chicken fo lunch.i have
原文:这样,皇帝就在那个富丽的华盖下游行起来了.站在街上和窗子里的人都说:"乖乖!皇上的新装真是漂亮!他上衣下面的后裙是多么美丽!这件衣服真合他的身材!"谁也不愿意让他知道他自
为别人喝彩作文
唐山2010 小升初试卷语数英都要啊!我马上就要考了,如果没试卷,重点题也行,好的话会多给分的
2010年张店区文苑小升初分班试题2010年的
英语小报的内容!急用,
为他人喝彩作文怎么写
五年级英语小报怎么做?急!题目没想好
小学五年级英语小报主题该是啥好,一定要获奖!
主题:节日主题:节日(速度)
英语小报内容,急
西电初一分班试题
有没有初一分班考的试题啊?
江苏省运河中学初一分班试卷急!1
(a-b)=5 ab=3 问:(a+b)平方= 3(a平方+b平方)= 求详(a-b)=5 ab=3 问:(a+b)平方= 3(a平方+b平方)=
我为对手喝彩的作文600字以上,内容与题目有关就行