>
英语
>
7、The sum of n different positive integers is less than 50.The greatest possible value of n is( )
(A)10 (B)9 (C)8 (D)7
人气:180 ℃ 时间:2020-01-29 20:17:04
解答
b 没问题
推荐
Of the two-digit positive integers less than 20 how many have different digits
Given any 10 different positive integers less than 100.there will be two disjoint subsets with the same sum.
How many positive integers greater then 5 and less than 500 are factors of 2004?
If a and b are positive integers and (a^1/2 * b^1/3)^6=432,what is the value of ab?
Set S consists of n distinct positive integers none of which is greater than 12
长为2的线段AB两端点A和B分别在x轴和y轴上滑动,则线段AB的中点的轨迹方程是_.
72.Do me a favor?帮个忙,
to help...为什么要用介词to?
猜你喜欢
英语翻译
13牛郎织女 与课堂同行
照样子填上表示声音的词
为什么人类总是会去伤害那些小鸟?如题
一个钢筋三角架,其三边长依次为40cm,100㎝,120㎝,现要做与其相似的钢筋三角架而只有30㎝及50㎝的两短钢筋
已知:如图,在⊙O中,弦CD与直径AB相交于点E,∠BED=60°,DE=OE=2. 求:(1)CD的长;(2)⊙O的半径.
甲氧基是吸电子还是给电子?
计算由四面:x=0,y=0,x=1,y=1所围成的柱体被平面z=0及x+y+z=3/2截得的立方体体积
© 2024 79432.Com All Rights Reserved.
电脑版
|
手机版