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[Issue Essay]

试题详情

题目:

Analytical!

选项:

答案:

提问:

The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing (the Aramaic script with it, from which was derived both northern and ) southern Indian alphabets. A. the Aramaic script with it, from which was derived both northern and B. the Aramaic script with it, and from which deriving both the northern and the C. with it the Aramaic script, from which derive both the northern and the D. with it the Aramaic script, from which derives both northern and E. with it the Aramaic script, and deriving from it both the northern and 老师,上次答疑太卡,我后来听录音还是不太明白,题干不是说script derives from alphabets吗? derive from 在这里改怎么理解?起源于?今晚有课,听不了答疑,麻烦老师讲解。

解答:

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解答: sysadmin

提问:

第8题的思路是以BC为底,从F向BC做垂线,跟BC交点H,FH为三角形FBC的高。然后三角形BFH跟三角形BDC相似,h:30=BF:BD,但是BF长度未知,望老师解答。

解答:

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阅读268985
解答: 徐小梅老师

提问:

求问此题:DS:一个矩形地毯问面积是否大于160? 条件1:对角线>21 条件2:至少有一条边大于8 谢谢!

解答:

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阅读268971
解答: 徐小梅老师

提问:

求问此题的详细解法。谢谢老师~!

解答:

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阅读268861
解答: 徐小梅老师

提问:


解答:

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阅读268649
解答: 徐小梅老师

提问:

下面那个圆的半径我求不出来。请老师答疑!谢谢!

解答:

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阅读268600
解答: 徐小梅老师

提问:

请问这道题是选E吗(答案我给忘了)?一个数N是否能被4!的三次方整除 1)这个数能被6!的二次方整除 2)这个数能被9!整除

解答:

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阅读269427
解答: 徐小梅老师

提问:

5^500 + 5^501 + 5^502 + 5^503 最大的质因子是多少?求具体解法!谢谢老师!

解答:

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阅读269767
解答: 徐小梅老师

提问:

求问此题:一个正方体,选三条不在同一顶点的棱涂成红色,问有几种方法?我的计算过程是C(12,1)*C(7,1)*C(2,1)=168.不知道思路正确与否,请老师答疑解惑。谢谢!

解答:

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阅读269995
解答: 徐小梅老师

提问:

此题求解:DS:3个数,问中位数是否大于平均数? 条件1:最大数和最小数之和大于中位数; 条件2:最大数=450+平均数,最小数=平均数-150 谢谢!

解答:

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阅读270101
解答: ken@boost.org.cn老师

提问:

一个正方体,选三条不在同一顶点的棱涂成q红色,问有几种方法? 请may回答 我算的是( C3 12 )-8

解答:

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阅读269885
解答: 徐小梅老师

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