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最新问答: 根据意思写“一”字开头的成语: 匀强电场的场强为什么各处相等?怎样分析它的电场分布? 矩形ABCD中,AB=3,BC=4,以A为圆心作○A,使点B在圆内,且点D在圆外,再作○C使两圆相切,则○C的半径r的取 解方程:五分之四括号x减九括号等于六十四 定积分从0积到1,被积函数式为根号下X.原函数怎么求,求通俗解法, 设各项均为实数的等比数列{an}的前n项和为Sn,若S10=10,S30=70,则S40等于( ) 急需一篇关于谈论与工作有关的英语对话 如果关于x的不等式(a+1)x 徘徊、结束、细菌、颤抖的正确读音? “我是中国人,我爱中国.”这句话在文中先后出现了三次,你觉得这样写有什么好处? I can't understand why you all ____ think that I did it. (c) are you doing homework,_____?no i'm_____a christ ...his defense system was starting an all-out attack against 八年级数学平面图形的全等于相似已知△ABC为等边三角形,边长为a,点P是BC上任意一点,以AP为边作等边三角形APQ.当 he spend his summer holiday in Canada and he------there for 把一个边长为6分米的正方形改成一个宽为4分米的长方形,这个长方形的长是多少分米? 辆的组词有哪些 单词补充:()fr()()d 已知函数f(x)=log1/2x,若m senline leather
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