1.2小时等于几小时几分

要除法的20条就够了 绝对值小于4-根号6的整数是 怎么才能使成绩上升? Prove that the product of any two consecutive odd numbers is 1 less than a multiple 4.英文好的帮帮忙~我不太理解这题的意思.是证明题. One of the numbers is less than 还有The number is in the two ,four ,and eight times table. 关于成绩上升的问题我在一所重点初中,当地成绩在60-190名,不怎么稳定（全校550人左右）,我班强手如云,但在别的班,我可能还是尖子生.我肯吃苦,如果我再努把力,问一下大家,我能到多少名?忘 怎么让分数上升的快 GRE练习题,The six numbers shown are listed in increasing order.Which of the following25.The six numbers shown are listed in increasingorder.Which of the following values could bethe range of the six numbers?Indicate all such values.A 4.0B 5.2C 7.3 which of the following whole numbers has a square root between 5 and 6 解方程：4800乘以（1+x）的二次方等于6912 x的平方加x分之1加2等于2乘以x加x分之一的和,x 等于好多?解方程 怎样提高物理成绩 题:求y=2x^2+(3/x)?x[x>0]『y等于2倍的x平方加x分之3倍的x』的最小值?感觉会很简单,就是不知道怎么写 急死我了 亲爱的们注意[]内的条件.[x>0]、、、各位继续帮忙、、、 How many distinct composite numbers can be formed by adding 2 of the first 5 prime numbers?SAT1的数学题,这题怎么理解? THE SOLITUDE OF PRIME NUMBERS怎么样 FIND THE SUM OF ALL PRIME NUMBERS BETWEEN 1AND 100 THAT ARESIMULTANEOUSLY 1 GREATER THAN A MULTIPLEOF 4 AND 1 LESS THAN A MULTIPLE OF 5. 在平面直角坐标系中,集合C={(x,y)ly=x}表直线y=x,从这个角度,集合D={（x,y）l{2x-y=1,x+4y=5}表示什么集合C与集合D有何关系?答案是集合 D真包含于C但是当集合C中x=y=1时不就是C=D了吗?既然有相等的情 已知a>b,试比较a的绝对值和b的绝对值的大小 集合C＝={(x,y)/y=x}用文字表述的意义是什么?集合D={(x,y)/{2x-y=1,x+4y=5}用文字表述的意义是什么?两者有什么关系? 若a的绝对值=2,b的绝对值=5且a+b的绝对值=a+b,求a-b的值 1.在平面直角坐标系中,集合C=｛(x,y)|y=x｝表示直线y=x,从这个角度看,集合D=｛（x,y）|｛2x-y=1 x+4y=51.在平面直角坐标系中,集合C=｛(x,y)|y=x｝表示直线y=x,从这个角度看,集合D=｛（x,y）|｛2x-y=1 x+4y=5 在平面直角坐标系中,集合C＝{(x,y)/(y=x)},表示直线y=x,从这个角度看.集合D＝『（x,y)/{2x-y=1,x+4y=5}, The average (arithmetic mean) of a list of numbers is what percent of the sum of the numbers?(1) There are 8 numbers in the list.(2) The sum of the numbers in the list is 100.Statement (1) ALONE is sufficient,but statement (2) alone is not sufficient JAVA中出现the method from the type list is deprecated是什么意思 sustc was excluded from the list of approved colleges什么意思 The system of numbers （ ）the numbers from 1 to 9 and 0A：consist inB：consists inC：consist ofD：consists of How many famous characters from the history of other countries?Make a list.人工翻译、 1.已知A0,且A的绝对值>B的绝对值,试比较A、-A、B、-B的大小 已知函数f(x)=log3[(mx^2+8x+n)/(x^2+1)]的定义域为(-∞,+∞)值域[0,2]为求m,n的值 腊梅花的品质怎么写 写腊梅花诗 腊梅花作文800字