作业帮拍题花不花钱

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七年级英语完成句子,根据首字母完成单词1.Take the second turning on the right you will find the train station.---- ---- ---- ---- ---- ---- you will find the train station.2.Mr.Black is a q--- man,he always does things q----.3.We must 根据句意及首字母提示写单词完成句子2.The boys h_____ a basketball match last week.All of us went to watch it.3.Would you like to go to the z_____ to see seals with me?4.We m____ a great basketball player on the train.5My uncle bought 等比数列1,a,a^2,...a^n的和为 等比数列2,1,1/2,.的前n项和为 求等比数列(2n-1)*2^n的前n项和 等比数列的前n项和sn=2^(n-1)+a,则a=? A=2x2x3x5,B=2x3x3x5,A和B的最大公因数是(),最小公倍数是() A=2x2x3 B=2x2x2x2 ,A与B最大公因数和最小公倍数分别是什么 如果a=2x2x3,b=2x3x3,那么a和b的最大公因数是( ),最小公倍数是( ) 那位英语高手帮我出七年级上英语的根据句意和首字母完成句子(30道)和根据所给词的适当形式填空(20道)要中等难度的 (标清题号) 1 2 4 8 16……,求第10个数和第N个数,等比数列 等比数列2.4.8.16的前n项和为多少 等比数列2,4,8,16,..的前n项和为? 求下面等比数列的各项的和 1,-2,4,-8…(-2)^n-1 等比数列1,负2/1,4/1,负8/1.的第8项是 给下面括号里的字母排序完成句子1.Can you see the balls _____ (esebdi)the bed?2.It is ____(ftlcifuid)to read English stories.3.This book is very _______(tteeiinnrsg).4.The song ____(sdosnu)nice.5.They like ____(stmtoaoe)very much.6.Gina 等比數列1,2,4,8,.中,第N項是多少? 用括号内所给字母组成正确的单词,完成下列句子would you like to have a_______(cciipn)the fish is so_______(tertib) 1/1,1/2,1/4,1/8……,1/(2^(n-2))是不是等比数列,为什么?1/1,1/2,1/4,1/8……,1/(2^(n-2))这是一道题的答案的一部分,从算出这个数列的方法来看,这是一个等比数列,但是1/(2^(n-2))并不是通项公式, 将括号中的单词排序,完成句子1.The cities have____________________________(busy / markets / streets / wonderful / and)2.The jungle has____________________________(and / unusual / animals / plants / dangerous)3.The restaurants have ________ 求下列等比数列的第4项和第八 8项 (1)2/3, 1/2, 3/8 (2)√求下列等比数列的第4项和第八 8项(1)2/3, 1/2, 3/8(2)√2, 1, √2/2 等比数列1/9,2/9,4/9,8/9……的前10项的和 把句子重新排列!句子把序号填在括号里!( )有黄色带红斑点的凤凰花,样子就像传说中的凤凰.( )西双版纳是花的海洋.( )它早上是白色的,中午变成蓝色的,到晚上又变成紫色了,十分奇 根据首字母或括号提示完成句子.1.\x05Peter is more a______ than Holly.2.\x05My friend and I are b_____ outgoing.3.\x05She like p______ better than math.4.\x05Her watch is micer than _______(he).5.\x05________ (it) name is Mimi.6.\x05y 已知等比数列的公比为2,若前4项之和等于1,则前8项之和为多少? 已知等比数列{An}的公比为2,前4项和是1,则前8项的和为? 等比数列的前4项和为1,前8项和为17,则这个等比数列的公比为() 已知等比数列的公比为2,且前4项之和为1,那么前8项之和为? 用括号里的字母组成新的单词,完成下列句子.1.I like (w s o c) _________________.2.I like (p s g i) _________________.3.I like (u d s c k) _________________. 根据句意,将括号里的字母组成单词,完成句子.After class I hane____ for tow hours every day .(yamgncstic)Your classmate's_____is"Zhao Jie is a good student.''(ssaessentm) 把括号中的字母组成单词,补全句子let s go home ______ (g h o e t e r t ) she works in a bank she an ______ (o a t c c n n t u a ) it is smaller than a river it s a________ (t e s m r a ) i want to plant some flowers i need some flowers i 已知等比数列{an}的前3项和为9/2,前6项的和为14/3求a1,q为避免积分浪费,请回答者在自己的解答后附上期望的追加分