数字图像处理作业

已知方程{2a-3b=13,3a+3b=30.9的解是{a=8.3.b=1.3,求方程组{2(x+2)-3(y-1)=13,3(x+2)+5(y-1)=30.9的解 ()的脚印形容词 什么的脚印填个形容词 外婆傍晚6时外出散步,看到手表的时针和分针所成的角为110度,她7时之前散步回来,此时手表的时针和分针所 回答下面的英语题1.The boy decided ________ (not become) a sailor.2.There _______ (be) a class meeting next Sunday.3.选词填空:stay up,think of(1)When he was ill in hospital,he often _______ his parents.(2)Holly ______ late last night.Her p 1.I forgot who wrote the long poem.I forgot ______ _____ ______ the long poem.(同义句转换)2.填入适当的引导词This is Mr Jonh for _____ I bought a book yesterday.3.根据首字母填空We're supposed to solve the pollution problem in a s__ 用所给词的正确形式填空Miss Li is our ______ (teach)Help_______ (you) to some dumplingsThis restaurant is ______ (good) than that oneShe usually goes _______ (shop) with her mother麻烦各位哥哥姐姐妹妹弟弟叔叔阿姨教教我吧 1.I saw Lisa in the street yesterday.but she didn't see me .She ( ) the other way .A,was looking B,is looking C,looked S,has looked 2.It's was bright in the room,( ) he still turned on the light.What a waste!A.and B.but C.so D.or 回答下面的英文题一.句子改写1.THE GREENS CAN VISIT MANY PLACES IN KUNMING()()()CAN VISIT MANY PLACES IN KUNMING2.HOW MUCH IS YOUR NEW SHIRT?HOW MUCH ()YOUR NEW SHIRT ()?3.THEY OFTEN GO TO THE PARK ON SUNDAY MORNING .THEY OFTEN GO TO THE P 方程a(3x+2-8）=b(2a-4)提示:b等于1,a不等于2.第一题:求该方程的解.(求x方程a(3x+2-8）=b(2a-4)提示:b等于1,a不等于2.第一题:求该方程的解.(求x的值,且结果为常数) 已知指数函数f（x）满足f（2）=9则函数f（x）= 因式分解:8+x³/27 因式分解x³-27, 为社区做好事的作文 我为社区做好事 作文 我为社区做好事的作文,快 马上要要600以上 x的平方减100=? 如果x的平方减y的平方=100,且x+y=-25则x-y= 若指数函数f(x)的图像经过(2,9),求f(2)及f(-1) 指数函数f(x)的图像经过(2,9),则f(1)-f(-2)= 针面上,3时整的时候,时针和分针成多少度角 6时正的时候,时针和分针成多少度角 当分针指向12时,时针恰好与分针成60度角,这时表示几点?Why?一点整是多少度？ 这个题怎么写? 下面这道题怎么写?一（ ）不（ ） 一（ ）不（ ） 一（ ）不（ ） 一（ ）不（ ） 一（ ）不（ ） . 下面这些题怎么写?1.老虎的体重大约是兔子体重的101倍,一只老虎比一只兔子重420千克,这只兔子大约重多少克?老虎的体重呢?2.今年,小明爸爸的年龄是小明的4倍,小明年龄的2倍与爸爸年龄之和 求做好事的作文老师说雷锋日要几个作文写得好的几个人写,我就被选进去了,但好像还真没做过什么好事,跪求此类文章,最好是看过此文的人比较少的,题材新颖的,写得比较好的 以知指数函数f(x)的图像过点(2,9)求指数函数f（x）的新解析式解方程f（x+1）=12 已知指数函数f(x)=a^x,若f^-1 (4)=2,则a=?－1是次方 sister math friend's my teaches(.)连词成句 sister math friend's my teches 连词成句 连词成句：teaches,math,us,he 下面这道题怎么写?提示：在表达“数量很多”的意思时,人们往往会在词语中加上“百” “千” “万”等,比如,“千叮咛万嘱咐” “千锤百炼”.写出几个这样的词语.