解析 D 7^(2011)的十位数字是几? 7的一次方,二次方,⋅ ⋅ ⋅ 是7,49,343,2401,16807.如你所见,最后两位数字在每4次方之后循环.71(mod 100)≡75(mod 100)≡72009(mod 100).从那里,我们再来两个次方.最后两位数字是43,所以十位数是4. 故选....
百度试题 结果1 题目 What is the tens digit of 72011?( ). A. 0 B. 1 C. 3 D. 4 E. 7 相关知识点: 试题来源: 解析 D 反馈 收藏
1What is the tens digit of positive integer x ?() (1)x divided by 100 has a remainder of 30. (2)x divided by 110 has a remainder of 30. A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条...
What is the tens digit of positive integer x ?() (1)x pided by 100 has a remainder of 30. (2)x pided by 110 has a remainder of 30. A. 条件(1)充分,但条件(2)不充分. B. 条件(2)充分,但条件(1)不充分. C. 条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合...
If the units digit of the three-digit positive integer k is nonzero, what is the tens digit of k ? (1) The tens digit of k + 9 is 3. (2) The tens digit of k + 4 is 2. 选项: 答案: A 提问列表 提问 提问: K+4,能算的就是K=8,2)为何不对? 解答: 点赞0 阅读1032 ...
What is the tens digit of ? A: B: C: D: E: 相关知识点: 试题来源: 解析 A Notice that, for , is congruent to mod when is even and mod when is odd. Check for yourself. Since is even, mod and mod . So the answer is . In a very similar fashion, we find that mod , whi...
(In this way, we don't have to worry about the exponent very much.) Finally, 2017≡17( mod 100), and thus 20152016−2017≡25−17≡08( mod 100), as above.结果一 题目 What is the tens digit of 20152016−2017?( )A.0B.1C.3D.5E.8 答案 A相关推荐 1What is the tens...
What is the tens digit of positive integer x ?() (1)x divided by 100 has a remainder of 30. (2)x divided by 110 has a remainder of 30. A. 条件(1)充分,但条件(2)不充分. B. 条件(2)充分,但条件(1)不充分. C. 条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分...
athe opera 歌剧 [translate] athe digits 1,2,3,4and 9 are each used once to from tne greatest posssible even five--digit number.what is the digit in the tens place? 数字1,2,3,4and 9是其中每一个一次用于从tne最了不起posssible甚而五--数字number.what是数字在十地方? [translate] ...
Each of these is an operation or a problem. A method of solving these is called an algorithm. The addition is the simplest. You line the numbers up (to the right) and add the digits in a column writing the last number of that addition in the result. The 'tens' part of that nu...