优课网
首页
数学
语文
英语
化学
物理
政治
历史
生物
首页
> 方程xy-10(x+y)=1的整数解为______.-数学
方程xy-10(x+y)=1的整数解为______.-数学
题目简介
方程xy-10(x+y)=1的整数解为______.-数学
题目详情
方程xy-10(x+y)=1的整数解为 ______.
题型:填空题
难度:偏易
来源:不详
答案
将原方程化为(y-10)(x-10)=101=101×1=(-101)×(-1),所以原方程可化为四个方程组
x-10=101
y-10=1
,
x-10=1
y-10=101
,
x-10=-101
y-10=-1
,
x-10=-1
y-10=-101
,
解得:
x
1
=111
y
1
=11
;
x
2
=11
y
2
=111
;
x
3
=-91
y
3
=9
;
x
4
=9
y
4
=-91
;
故填:
x
1
=111
y
1
=11
;
x
2
=11
y
2
=111
;
x
3
=-91
y
3
=9
;
x
4
=9
y
4
=-91
.
上一篇 :
—What's your uncle's opinio
下一篇 :
2006年,市兴业建筑开发公司出资
搜索答案
更多内容推荐
The limits of a person’s intelligence, generally speaking, are fixed at birth, but ________he reache
_______parentssayanddousuallyhasalife-longeffectontheirchildren.A.ThatB.WhichC.WhatD.As-高三英语
(2013·高考陕西卷)It remains to be seen________the newly formed committee’s policy can be put into practic
(2013·高考江西卷)________one of you breaks the window will have to pay for it.A.WhoeverB.WhateverC.Whiche
设直角三角形的两条直角边长分别为a,b,斜边长为c.若a,b,c均为整数,且c=13ab-(a+b),求满足条件的直角三角形的个数.-数学
___ in the regulations is that you ___ other people the password of your e-mail account.A.What is re
The organizers promised ______ won the first prize would have a chance to go abroad.A.whoB.whomC.who
It was never clear ________ the man hadn't reported the accident sooner.(2011·江苏)A.thatB.howC.w
方程x2-y2=1995的正整数解共有______组.-数学
______ leaves the room last ought to make sure that the windows are closed and the door locked.A.Who
______ is a fact that English is being accepted as an international language.A.ItB.ThisC.ThatD.There
(2013·高考四川卷)________you said at the meeting describes a bright future for the company.A.WhenB.HowC.W
is surprising to us is that Tom can speak English fluently as though he were a native speakdr.A.What
Life is like a tale. ________ matters is not how long it is, but how good it is.A.WhichB.ThatC.WhatD
The price of pork has not been kept under control as expected, and _____ is more surprising is that
方程|xyz|=4的整数解的组数是()A.64B.48C.8D.6-数学
Everyone knows that________ is dangerous to play with fire, but________ is difficult is to prevent c
_______ will win is still a questionA.WhoeverB.WhoC.WhomeverD.Whom-高二英语
初三(8)班尚剩班费m(m为小于400的整数)元,拟为每位同学买1本相册.某批发兼零售文具店规定:购相册50本起可按批发价出售,少于50本则按零售价出售,批发价比零售价每本便宜2元-数学
(2013·高考重庆卷)______ __struck me most in the movie was the father’s deep love for his son.A.ThatB.ItC.
(2013·高考天津卷)________ I want to tell you is the deep love and respect I have for my parents.A.ThatB.W
(2013·高考北京卷)________makes the book so extraordinary is the creative imagination of the writer.A.That
It is obvious ________ the former Libyan government will be replaced with the opposition government.
She told me that ______ was needed at that time was some good luck.A.itB.whatC.thisD.
______ was most important to her, she told me, was her family.A.This B.WhatC.AsD.It-高三英语
_______ excited her parents most was that he was admitted to his dream college.A.ThatB.WhatC.WhichD.
_______ breaks the law should be punished .A.Those whoB.WhomeverC.No mattter whoD.Whoever-高二英语
_____ made his mother worried.[ ]A. The child was addicted to playing computer gamesB. The child
The prime minister said that ______ students lack nowadays is devotion and patience. [ ]A. howB. why
不定方程x2-y2=88的整数解是______.-数学
a、b为正整数,且a>b,若ab-a-b-4=0,则a=______.-数学
some people regard as a drawback is seen as a plus by many others.A.WhetherB.WhatC.ThatD.How-高三英语
(2013·四川,6)________you said at the meeting describes a bright future for the company.A.WhenB.HowC.Wh
(2013·天津,15)________I want to tell you is the deep love and respect I have for my parents.A.ThatB.Wh
(2013·陕西,20)It remains to be seen ________ the newly formed committee's policy can be put into
____is known to us all is that the 2008 Olympic Games will take place in Beijing.A.What B. ItC.AsD.W
It is still under discussion _________ the old bus station should be replaced with a modern hotel or
.most parents care about is to provide the best education for their children.A.WhatB.That C.HowD.Whe
The job requireddid itcareful and brave enough.A.who; isB.whom; wasC.whomever; wereD.whoever; be-高二英
_____ is the question of going on a holiday.[ ]A. What they interested inB. WhatinterestedthemC. Wha
_____ all the inventions have in common is ______ they have succeeded.A.What; what B.That; whatC.Wh
_____ we will be sent abroad for further study makes us really excited. [ ]A. That B. WhetherC. / D.
_____ you didn’t know the rules won’t be an excuse for your failure to report.A.That B.WhatC.Because
____________ jumped into the freezing river to rescue the drowning girl deserved to be praised.A.Any
(2013·江西,30)________ one of you breaks the window will have to pay for it.A.WhoeverB.WhateverC.Which
He left home without saying a word, and _______ worries many people and is to be found out.A.where h
It still remains a question _____ life exists on any other planet in the solar system. A.whyB.whethe
_____ John won a gold medal in the English competition really excited his family.A.ThatB.when C.whic
______ wants to stay in a hotel has to pay their own way.A.AnyoneB.The oneC.WhoeverD.No matter who-高
It is well known ___ a person eats causes changes in the body.A.whatB.that whatC.what thatD.that-高三
返回顶部
题目简介
方程xy-10(x+y)=1的整数解为______.-数学
题目详情
答案
解得:
故填: