一升等于多少克

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计算 2a的2次方+ab-2b的2次方+a的2次方-ab-b的2次方 (a+2b)的平方(a-2b)-(2a+b)的平方(2a-b)的平方 计算 a+3a-3=57解方程 解方程:a的平方+3a 解方程:a^2+3a+1=-1 j解方程a^3-3a-18=0, (a-b)/(2a+2b)-(a平方+b平方)/(a平方-b平方)计算 西游记中形容人物的词语and成语 西游记主要人物性格!简要一点!最好就用几个词语来形容! 用一个词来形容西游记? 没学射影定理,所以拜托求不用射影定理过程 已知函数f(x)=lg[a(a-1)+x-x²](a≠1/2),求函数的定义域A? 若关于x y的多项式(a-4)x的a方y+(4-a)x的a-1方y+(2-b)x的平方y的a-2方+5a的a-3方y的平方是一个四次三项式求 a b的值并写出此三项式 已知x,y满足|x+y-3a-1|+(x-y-5a-1)的平方=0,且满足不等式3x+4y>1,求a的范围. 已知反比例函数y=(a-3)x的a的平方 -5a+5 和一次函数y=x+a+1的图像有公共点A、B,则AB的长度是? Mary likes scuba diving very much改一般疑问句是不是Does mary likes scuba diving very much? 1又4分之3=6.25+2分之1x 方程! Tom likes running very much.He can run( )这题怎Tom likes running very much.He can run( Does he like chicken?Yes,he like ( ) very much.填it或them 100点财富 已知函数f(x)=lg(1-x²).求函数f(x)的零点.求函数f100点财富 已知函数f(x)=lg(1-x²).求函数f(x)的零点.求函数f(x)的定义域,并判断f(x)的奇偶性. He does not eat very much,does he?改现在进行时,一般过去式,现在完成式,将来时,过去将来时.急 jim likes maths very much and he does in it 求函数零点求下列函数的零点:一.y=2x+3 二.y=X^2-4x 三.证明:函数y=x^2+6x+4有两个不同的零点 求函数的零点 函数的零点 首字母填空 She likes singing and running b()那个单词是b开头的 my favourite sport is running.划线部分提问 (running划线) 2 、she likes tennis best 变为同一句3、he can sing the song .变为一般疑问句 4、I can sing the song 变为一般疑问句.5、can Lily wtite chinese?做肯定回答 6、 1.Lily likes running in the morning,but she doesn't like to run this morning.2.How many students in your class often take a bus to school?Only one goes to school by bus.3.Don't shout in class.Listen to the teacher carefully.4.He is good,Let him help 必修五余弦定理 确定三角形ABC的形状在△ABC中,已知(a+b+c)(a+b-c)=3ab,且2cosA·sinB=sinC,确定△ABC的形状.thanks】 Betty's best friends likes to do the same thing as she does.改同义句Betty and her best friends have something_____ ______. 三角形ABC的三边分别为a,b,c,边BC上的中线记为m,用于弦定理证明,m=1/2根号2(b^2+c^2)-a^2急、拜托叻、、嘻嘻 she likes fruit and___,oranges.after allabove allin allat all请您分析一下这个句子的意思以及对上述四个进行辨析.翻译:A visit to such schools will leave you in no doubt that the children enjoy themselves.