更多内容推荐
-
You will be a job when you are here, for I totally understand you have to work in order to payfor yo
-
已知关于x的分式分程mx-1+31-x=2.(1)若方程的解为-2,求m的值;(2)若方程的解为正数,求出m的取值范围.-数学
-
He is always _ his attention to playing computer games.[ ]A. devotedB. paying C. focusing D. concent
-
As the old empires were broken up and new states were formed, new official tongues began to _____ at
-
Mr. Brown is warm-hearted and often does everything that he can toto those in trouble.A.break outB.s
-
The policeman________the children to cross the road when the traffic lights turned green.[ ]A. letB.
-
Although metals________widely in qualities such as strength and hardness,they all have certain quali
-
It _____ me to see so many children were trapped in ruins and some of them were dead. [ ]A. surprise
-
She has an extraordinarycommand of the English language.[ ]A. earnedB. wonC. derivedD. acquired-高二英语
-
——You looked upset. What’s the matter?——My plan was _____ again.A.turned onB.turned downC.turned upD
-
(11·孝感)(满分6分)解关于的方程:-七年级数学
-
More attention must be paid _________ the endangered animals..A.to protectingB.protect C.to protectD
-
解方程:(1)x-2x+2-16x2-4=4x-2+1(2)(x+2)(2x-1)=2(3)2x2-4x+1=0.(配方法)-数学
-
甲乙两地相距60km,一艘轮船从甲地顺流到乙地,又从乙地立即逆流到甲地,共用8小时,已知水流速度为5km/h,若设此轮船在静水中的速度为xkm/h,可列方程为()A.B.C.D.-八年级数学
-
As the housing price goes up rapidly, many young couples don’t know what toit.A.do withB.deal withC.
-
分式方程的解为()A.1B.-1C.-2D.-3-八年级数学
-
请阅读某同学解下面分式方程的具体过程.解方程1x-4+4x-1=2x-3+3x-2.1x-4-3x-2=2x-3-4x-1,①-2x+10x2-6x+8=-2x+10x2-4x+3,②1x2-6x+8
-
All the students in this school are required to________at least two lectures on how to study every m
-
Sorry to ____ your speech for a few minutes. [ ]A. interrupt B. stopC. keep D. prevent -高一英语
-
Changing the design of a new product may ______ the risk of its production in the market. A.bring ab
-
分式方程12x-3=1的解为______.-数学
-
下列方程中分式方程有()个.(1)x2-x+1x;(2)1a-3=a+4;(3)1x-x=3;(4)20x+y-10x-y=1.A.1B.2C.3D.以上都不对-数学
-
In order not to let the others hear what he said, he ________ the news to me. [ ]A. shoutedB. toldC.
-
阅读理解解分式方程+=3时,小云用了如下的方法:解:设="y",则原方程可化为y+2y="3"解这个整式方程得y=1由=1去分母,得x+1=1,∴x=0经检验x
-
We early to avoid the traffic,and it took us only half an hour to get here.A.turned outB.turned upC.
-
The inspector ____ his fingers over the sheet of newspaper. There were some marks on the surface of
-
Yesterday our car got ______ halfway; fortunately we managed to get it ______ finally.A.struck; work
-
When the poor old lady tried to ______ the cup on the shelf to have a drink, she ______.A.reach for;
-
Changing the design of a new product may ____ the risk of its production in the market.A.bring about
-
若方程有增根,则.-八年级数学
-
分式方程32x=1x-2的解为()A.x=5B.x=6C.x=3D.x=4-数学
-
满足方程2x+2=3x-2的解为______.-数学
-
---Canyourfactoryreallyafford____foodforthepeopleinthefloodedarea?---Ibelievewecanbecausewehave____w
-
若关于x的方程m-1x-1=2的解为正数,则m的取值范围是______.-数学
-
There is too much noise outside; I can't____ my attention on my book.[ ]A. consultB. connectC.
-
—How did you like Nick's performance last night?—To be honest, his singing didn't ________
-
—What are you doing,my dear?—I am ________ for my glasses. I remember I have put it on the bookshelf
-
Having quarreled seriously three times, they have ______ and become best friends again.A.turned upB
-
小明和小华要到离学校15千米的图书馆看书.小明先骑自行车从学校出发,15分钟后,小华乘公交车从同一地点出发,结果两人同时到达图书馆.已知公交车的速度是自行车速度的1.5倍-七年级数学
-
解分式方程.(1)(2)-八年级数学
-
m取时,方程会产生增根.-八年级数学
-
Why don't you ____ it to his attention that you are too busy to go on working?A.payB.fix C.brin
-
当m=______时,关于x的方程xx-5=mx-5+2会产生增根.-数学
-
解方程:.-九年级数学
-
He liked the article in the newspaper so much that he ______ his own work and translated it into Eng
-
The young nurse was very nervous when she in her first operation.[ ]A. resistedB. insistedC. assiste
-
解方程:(1)7x-2=5x(2)x-8x-7-17-x=8.-数学
-
若方程2a+x+ax-1=0无解,则a的值为()A.1B.-12C.12或-1D.-12或-1-数学
-
--- Why were you late for the class, Jenny?--- Oh, my clock must be running slow, and it needs ____.
-
Jack ______ the bus as soon as it stopped; and then to his joy he met an old friend of his on that b
题目简介
当时,分式的值等于.-七年级数学
题目详情
答案