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
58
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
【B1】[br]【B6】A、whatB、howC、whereAabout是介词,后面要用名次或动名词作宾语,而whattodo是一个名词结构,wh
Peopleofallcountriesareexpectedto______theprinciplesoftheUnitedNation
[originaltext]AmericanmagicianDavidBlaineistobesuspendedinaglass
Althoughthephenomenonofwithdrawalhasalwaysbeenthecrucialphysiological
【S1】[br]【S2】complete→completely本句中,冒号后面除了nevercomplete和neverstraightthrou
[originaltext]M:Hello.NationalExpressCourierCompany,CustomerServiceDepa
Isthegoaltomakeallofourpaperfromwaste?It’sa【S1】______question.I
致密斑感受器直接感受下列哪项变化A.肾小球滤过率 B.流经致密斑的钠量 C.
下述不属于抗真菌药物的是()A:灰黄霉素 B:制霉菌素 C:伊曲康唑 D:
索赔按目的划分包括()。A.综合索赔 B.单项索赔 C.工期索赔 D.合
最新回复
(
0
)