首页
登录
职称英语
In the rectangular coordinate system above, for how many of the points that lie
In the rectangular coordinate system above, for how many of the points that lie
游客
2024-01-13
73
管理
问题
In the rectangular coordinate system above, for how many of the points that lie inside or on the boundary of the shaded region are both coordinate integers?
选项
A、14
B、10
C、6
D、12
E、8
答案
D
解析
这种题目当然只能够枚举:
共有(0,0),(1,0),(2,0),(3,0)
(0,1),(1,1),(2,1),(3,1)
(0,2),(1,2),(2,2),(3,2),刚好是12个点。
转载请注明原文地址:https://tihaiku.com/zcyy/3360202.html
相关试题推荐
Woman:DoyougetthePublicBroadcastingSystemonTV?Man:Yes,everybodygets
Fromthenon,asoundsystemofPartyCommitteemeetingswas______inallleadi
Afterthenewsystemhassettleddown,peopleinnon-computerjobsarenotalway
Entireculturesoperateonelaboratesystemsofindirectness.Forexample,i
Entireculturesoperateonelaboratesystemsofindirectness.Forexample,i
Entireculturesoperateonelaboratesystemsofindirectness.Forexample,i
Asustainabletransportationsystemisonethatissafe,capableandfriendl
Asustainabletransportationsystemisonethatissafe,capableandfriendl
Thesystemsremainbasicallythesameas______inusehalfacenturyago.A、those
In______ofspeed,safetyandprice,thehi-railwaysystemisperhapstheworld’
随机试题
Theunderlinedword"average"inParagraph1means______.[br]Thereasonwhyh
IbegantolikegoingonlinewhenIgottoknowit(well)______.bettergettok
Individualsineveryculturehavesimilarbasicneedsbutexpressthemdiffer
单纯以干预人群在本底调查的基础上通过健康教育和健康促进活动来评价其有关改变的设计
法律尽职调查收集资料的渠道包括( ) Ⅰ企业依照资料清单提供的材料 Ⅱ对目
左边给定的是纸盒外表面的展开图,右边哪一项能由它折叠而成请把它找出来:
()是基金分红采用的最普遍的形式。A.直接分配基金份额 B.固定红利
Thechangeinthatvillagewasmiraculou
根据《刑法》及《刑法修正案(八)》,下列关于未成年人和老年人犯罪的定罪与量刑的说
对于患支原体肺炎的患儿,首选抗生素是( )。A.红霉素 B.青霉素 C.氨
最新回复
(
0
)