首页
试卷库
试题库
当前位置:
X题卡
>
所有题目
>
题目详情
双曲线﹣=1的渐近线与圆(x﹣3)2+y2=r2(r>0)相切,则r=( )
查看本题答案
包含此试题的试卷
高二上学期数学《2017-2018学年甘肃省嘉峪关一中高二(上)期末数学试卷(理科)》真题及答案
点击查看
你可能感兴趣的试题
已知双曲线=1a>0b>0的渐近线与圆x2+y2-4x+2=0有交点则该双曲线的离心率的取值范围是_
双曲线的渐近线与圆x-32+y2=r2r>0相切则r=.
2
3
6
1求双曲线9x2-25y2=225的实轴长虚轴长焦点坐标准线方程渐近线方程离心率.2设直线y=ax+
已知双曲线C=1a>0b>0的右焦点为F以双曲线C的实轴为直径的圆Ω与双曲线的渐近线在第一象限交于
y=±x
y=±2x
y=±3x
y=±4x
已知双曲线=1a>0b>0的右焦点到左顶点的距离等于它到渐近线距离的2倍则其渐近线方程为
2x±y=0
x±2y=0
4x±3y=0
3x±4y=0
已知双曲线的右焦点为F若以F为圆心的圆x2+y2﹣6x+5=0与此双曲线的渐近线相切则该双曲线的离心
若双曲线-=1的渐近线与圆x-32+y2=r2r>0相切则r=
2
3
6
过双曲线-=1a>0b>0的左焦点F.引圆x2+y2=a2的切线切点为T延长FT交双曲线右支于点P若
x±y=0
2x±y=0
4x±y=0
x±2y=0
双曲线C.的两条渐近线过坐标原点且与圆S.相切.1求渐近线方程2圆S.的圆心关于渐近线的对称点在双曲
已知双曲线关于两坐标轴对称且与圆x2+y2=10相交于点P3-1若此圆过点P.的切线与双曲线的一条渐
设曲线的方程为y=sinx/x+arctan1-则有下列哪项结果?
曲线没有渐近线
y=-(π/2)是曲线的渐近线
x=0是曲线的渐近线
y=π/2是曲线的渐近线
双曲线的渐近线与圆x-32+y2=r2r>0相切则r=.
2
3
6
双曲线的渐近线与圆x-32+y2=r2r>0相切则r=.
2
3
6
在两条相交直线的一对对顶角内到这两条直线的距离的积为正常数的点的轨迹是双曲线其中这两条直线称之为双
x=0与y=x
x=0与y=2x
x=0与y=0
y=x与y=2x
已知双曲线的渐近线方程为2x±3y=0则该双曲线的离心率为________.
已知双曲线C-=1a>0b>0的渐近线与圆Ex-52+y2=9相切那么双曲线C的离心率等于.
双曲线-=1的渐近线与圆x-32+y2=r2r>0相切则r=
2
3
6
若圆x-22+y2=2与双曲线-=1a>0b>0的渐近线相切则双曲线的离心率是___________
.双曲线4x2﹣y2=1的一条渐近线与直线tx+y+1=0垂直则t=______.
热门试题
更多
﹣I'mtiredIdon'twanttoplayviolinanymore. ﹣Ohdeartakeiteasy.Let'stakewalk. A.thea B.thethe C./the
Theboypromisedtogivethisnewly﹣publishednoveltoJackhecameback. A.aslongas B.assoonas C.aswellas
Ican'tfindtheskirtIboughtlastyearsoIhavetobuyanotherone. A.that B.who C.whom
usefuladviceyougavemeaboutlearningEnglish! A.How B.What C.Whata
﹣﹣CanyousingthisEnglishsong﹣Ofcourse.Itmanytimesontheradio. A.hasbeentaught B.hastaught C.istaught
WhichofthefollowingsentencesisaFACT A.LifeinJianyeisgettingbetterandbetter. B.IthinkJiangyeisdevelopingrapidly. C.NanjingPolyGrandTheaterliesinJianye. D.NanjingEyeisawonderfulplacetogowalking.
﹣FrankIcalledyouyesterdaymorningbutnobodyansweredthephone. ﹣OhIthedishesatthattime. A.amdoing B.wasdoing C.did
NowadaysChineseiswideusedallovertheworld.Moreandmorepeoplestarttolearnit.
﹣HelloBobdoyoulike ﹣It'sdelicious.Ilikeitverymuch. A.abread B.bread C.breads
LiMing'sbreakrightleginatrafficaccidentmadehimnotcometoschool.
﹣Ididn'tseeyouatOlympicSportsCenterthismorning.Whathappened ﹣SorryItheexchangestudentsaroundourschoolthen. A.showed B.wasshowing C.amshowing D.willshow
I'mnotsurewhentheflighttoAmericawilltakeoff.Ithinkitbeleavinginanhour. A.must B.can't C.could
Whencrosstheroadweshouldpayattentiontothetrafficlightsandcars.
﹣WhatdidtheteachersaybeforetheclasswasoverJulia﹣Heaskedus. A.ifwehadanymorequestions B.whatlessonwouldwehavenext C.whetherwehavehandedinourpapers
﹣Idon'tknowifhisbrotherthisafternoon.﹣Ithinkhewillcomeifitrain. A.willcomedoesn't B.willcomewon't C.comesisn't
Whenhewasonthewaytoschoolhesawanolddoglieonthestreet.
WeusechopsticksformealswhileWesternpeoplepreferknife andforks.
2018年以来我国多地进入流感高发季乙型流感influenzaBvirus频发.但它是可防可控的.假如你是学生会生活委员张建请你根据提示从以下几个方面给大家提一些建议. 要点1卫生习惯方面…2健康饮食方面…3去公共场所时要注意… 4如果生病发烧你应该… 注意1词数80左右文章开头和结尾已给出但不计人总词数 2可适当增减词汇使语句流畅完整 3文中不能透露个人真实信息. 参考词汇hygiene卫生habitseatinghabitspublicplaces公共场所respirator口罩gotothedoctor Helloeveryone!IamZhangJian.InfluenzaBvirusbirdfluhasbeenfoundinourcountrynow.Itcanbepreventedandcontrolled.Ihavesomesuggestionsforyou. That'sall.Thankyouforyourlistening.
﹣HowdoyoufindthetriptoFishmouthWetlandPark ﹣. A.It'sreallyfantastic B.Don'tmentionit C.I'mgladto D.Werodethere.
﹣IsitokayifIsithere﹣Sure.Theseatisjustforyou. A.nevermind B.don'tworry C.goahead
ThenewChildren'sHospitalinHexipromisedtothepublicwiththebestmedicalcare. A.prevent B.produce C.protect D.provide
Ifyoudon'tknowhowtospellanewwordyou'dbetterinthedictionary. A.lookupit B.lookthemup C.lookitup
Rememberthischildren.carefulyouaremistakesyouwillmake. A.Themorethemore B.Thefewerthemore C.Themorethefewer
ThefilmthathedevotedhislifetimetowinanOscarlastyear.
I同意withwhatthey'redoingaboutthismatter.
Don't唤醒himupuntil8o'clockbecauseheworkedverylateyesterdayevening.
Mymotherkeepsjoggingeverymorning.Asaresultshe'sgettingmuchslimthansheusedtobe.
﹣﹣Howdoyoulikethetalkshow﹣Ithinkit'sbutsomepeoplethinkit'sboring. A.wonderfullyenough B.enoughwonderful C.wonderfulenough
Iwillgofishingthisweekend.﹣﹣.Let'sgotogether. A.SoIwill B.SowillI C.SoIam
ThewomanwithhertwochildrenoftenvisitthesciencemuseumonSundays.
热门题库
更多
高二上学期数学
高二上学期物理
高二上学期英语
高二上学期生物
高二下学期数学
高二上学期化学
高二下学期物理
高三下学期物理
高三上学期物理
高三上学期生物
高三上学期化学
高二下学期化学
高二下学期生物
高三下学期生物
高三下学期化学
高三上学期英语