贵州电大2018年秋季学期[初等数论(省)]形成性测试4阶段性测验
18秋【贵州电大】[初等数论(省)]形成性测试4阶段性测验(参考)【贵州电大】[初等数论(省)]形成性测试4阶段性测验
电大作业答案
贵州电大作业
试卷总分100得分100
第1题383是素数,<imgwidth="55"height="55"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/a599184f5e0c42b9a15436d2030ac420/20161025162120887.jpg"/>=()
1
2
3
4
第2题如果同余式x<sup>2</sup>=a(modp)有解,则成a是模p的()
一次剩余
二次剩余
三次剩余
四次剩余
第3题设p是奇素数,(ap)=1,则()
<imgwidth="144"height="51"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/3b88a0abfd4d4e33a8eeda519d4b6a2b/20161025162521350.jpg"/>
<imgwidth="133"height="53"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/3b88a0abfd4d4e33a8eeda519d4b6a2b/20161025162531491.jpg"/>
<imgwidth="146"height="52"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/3b88a0abfd4d4e33a8eeda519d4b6a2b/20161025162541194.jpg"/>
<imgwidth="144"height="50"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/3b88a0abfd4d4e33a8eeda519d4b6a2b/2016102516255236.jpg"/>
第4题如果(ap)=1,则a是模p的平方剩余的充要条件是()
<imgwidth="127"height="37"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/f12c053e1c334c068346d000bdf5c913/20161025163020642.jpg"/>
<imgwidth="116"height="40"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/f12c053e1c334c068346d000bdf5c913/20161025163030486.jpg"/>
<imgwidth="120"height="44"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/f12c053e1c334c068346d000bdf5c913/20161025163044729.jpg"/>
<imgwidth="116"height="43"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/f12c053e1c334c068346d000bdf5c913/20161025163055524.jpg"/>
第5题设a<sub>1</sub>=a<sub>2</sub>(modm),则()
<imgwidth="99"height="60"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/53d6b80167b7436794c290307f834fe8/20161025161922606.jpg"/>
<imgwidth="97"height="52"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/53d6b80167b7436794c290307f834fe8/20161025161931904.jpg"/>
<imgwidth="102"height="60"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/53d6b80167b7436794c290307f834fe8/20161025161941436.jpg"/>
不确定 电大作业答案
第6题如果b<sub>1</sub>=b<sub>2</sub>(modp),则()
<imgwidth="94"height="58"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/bb9b79a4ee6f448d801bd8a3fd5f3e7d/20161025162250745.jpg"/>
<imgwidth="91"height="55"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/bb9b79a4ee6f448d801bd8a3fd5f3e7d/2016102516231946.jpg"/>
<imgwidth="99"height="58"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/bb9b79a4ee6f448d801bd8a3fd5f3e7d/2016102516231354.jpg"/>
不确定
第7题同余式12x+15=0(mod45)有解,而且解的个数为()
0
1
3
5
第8题同余式x<sup>2</sup>=a(modp<sup>k</sup>),p不整除a,p是奇素数,则同余式有解的充要条件为()
<imgwidth="68"height="59"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/89316df6625f44de82605d8eac6b7361/20161025161318838.jpg"/>
<imgwidth="63"height="57"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/89316df6625f44de82605d8eac6b7361/20161025161331350.jpg"/>
<imgwidth="68"height="56"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/89316df6625f44de82605d8eac6b7361/20161025161341334.jpg"/>
<imgwidth="64"height="57"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/89316df6625f44de82605d8eac6b7361/20161025161350741.jpg"/>
第9题在整数中正素数的个数为()
有1个
无限多
有限多
不一定
第10题模p的简化剩余系中平方剩余与平方非剩余的个数分别是()
<imgwidth="98"height="53"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/33dd4c2072e74fcaa7e91bf79ee2ffc2/201610251688439.jpg"/>
<imgwidth="102"height="55"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/33dd4c2072e74fcaa7e91bf79ee2ffc2/2016102516819219.jpg"/>
<imgwidth="98"height="52"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/33dd4c2072e74fcaa7e91bf79ee2ffc2/2016102516829967.jpg"/>
<imgwidth="96"height="40"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/33dd4c2072e74fcaa7e91bf79ee2ffc2/201610251684190.jpg"/>
第11题同余式x<sup>2</sup>=365(mod1847)的解的情况()
有解
无解
不确定
有无理数解
第12题同余式x<sup>2</sup>=2(mod41)的解的情况()
无解
有解
有无理数解
不确定
第13题形如4n1的数不能写成()个平方数的和
0
1
2
3
第14题素数17的平方非剩余是()
1,2,3,4,5,6,7,810
1,2,4,8,9,13,15,16
2,4,6,8,10,12,14,16
3,5,6,7,10,11,12,14
第15题563是素数,<imgwidth="54"height="54"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/3d4f2e15668348ca9344652e1fd97d83/2016102516153690.jpg"/>=()
0
1
2
3
第16题如果pq是奇素数,(pq)=1,则<imgwidth="162"height="60"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/c9a9f4e3966c49a5b4f96f717283e29e/2016102516128884.jpg"/>
√
第17题对于同一素数p一平方剩余与一平方非剩余之积为平方剩余.
√
第18题对于同一素数p二平方非剩余之积为平方剩余.
√
第19题一个能表成两个平方数和的数与一个平方数的乘积,仍然是两个平方数的和.
√
第20题形如4m+1的素数可以写成两个平方数的和.
√
第21题设p为素数,则<imgwidth="62"height="51"alt=""src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/728ea949b46240329f77f508bb935780/2016102516315169.jpg"/>
√
第22题同余式x<sup>2</sup>=5(mod29)有解
√
第23题同余式x<sup>2</sup>=3(mod11)无解
√
第24题素数17的平方非剩余有8个.
√
第25题假设x=b(modp)是x<sup>2</sup>=a(modp)的解,则x=b(modp)是x<sup>2</sup>=a(modp)的解
√
第26题当p=8k±3时,2是()
一次剩余
二次剩余
二次非剩余
不确定
第27题同余式x<sup>2</sup>=57(mod64)的解的个数()
3
1
2
4
第28题同余式3x=1(mod17)的解为()
x=6(mod17)
x=2(mod17)
x=3(mod17)
x=4(mod17)
第29题11的平方剩余的个数为()
5
6
7
8
第30题11的平方非剩余的个数为()
0
2
8
10
第31题<p>如果a是模p的平方剩余,则同余式x<sup>2</sup>=a(modp)有()个解
1
2
3
4
第32题17的平方非剩余的个数为()
0
2
8
10
第33题不定方程x<sup>2</sup>+23y=17()
无解
有无穷多解
有限个解
无法确定
第34题同余式x<sup>2</sup>=5(mod19)有解
√
第35题一个数如果能写成两个平方数的和,则表示方法是惟一的.
√
第36题两个能表成两个平方数和的数的乘积,也是一个两个平方数和的数.
√
18秋【贵州电大】[初等数论(省)]形成性测试4阶段性测验(参考).txt
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