优课网
首页
数学
语文
英语
化学
物理
政治
历史
生物
首页
> 计算:2-1+(n-2)0+(-1)2013=______.-数学
计算:2-1+(n-2)0+(-1)2013=______.-数学
题目简介
计算:2-1+(n-2)0+(-1)2013=______.-数学
题目详情
计算:2
-1
+(n-2)
0
+(-1)
2013
=______.
题型:填空题
难度:中档
来源:不详
答案
2-1+(n-2)0+(-1)2013,
=
class="stub"1
2
+1-1,
=
class="stub"1
2
.
故答案为:
class="stub"1
2
.
上一篇 :
He ran ________ fast that I
下一篇 :
把下列各式化成不含分母的式子
搜索答案
更多内容推荐
If you are invited to any special occasion such as a wedding or a celebration, you’ll have to be ___
(1)计算:2cos30°-(13)-1+(-2)2×(-1)0-|-12|;(2)化简求值:(a-aa-1)÷a2+aa-1,(其中a=2sin45°+2);(3)解方程:x2+3x=10.-数学
计算:(-1)3+20-(12)-1+9-数学
— Have you read this book?— Yes. But that one is ________ worth reading.A.bestB.moreC.muchD.better-高
The students are ___ young people between the ages at between the age of sixteen and twenty.A.mostB
----Volunteering is becoming ______ popular in China. ---- Yeah. People are now aware that helping
— It’s getting dark, but Mr. Chen is till at his office. — No surprise. Who else can _______ he doe
What a terrible experience! ________, you’re safe now — that’s the main thing.A.AnywayB.BesidesC.Oth
If they don’t change the way they’re working on the issue, the result willturn out to be just the op
20020+(-2)-1=______.-数学
He reminded me of what I should ______ have forgotten.A.neverthelessB.otherwiseC.besidesD.approxima
Walt, feeling a bit tired, decided to stop off ______ in Hong Kong on the way to Singapore. A.briefl
My parents tried their best to laugh _______ my fears for the coming examination.A.from B.awayC.agai
计算:x-x2-x3=______;(-x)-(-12x)=______;(-12)0=______;(a+2b)(______)=a2-4b2;(2x-1)2=______.(-x2ny3mz)2=
化简:(1)(3-2)0-(-12)-2(2)(m-3n)-2•(2m-2n-3)-2(3)a-2b2•(-2a2b-2)-2÷(a-4b2)(4)(2m2n-3)3(-mn-2)-2.-数学
Although the new road is being used, it has not yet been _______opened.A.graduallyB.actuallyC.offici
I’m not sure exactly how much money you’ll receive, but it will ____ cover your major expenses.A.gen
My interests include football, bowling and surfing the web ____ studying my favorite subjects.A.as w
The conservation area is very important for preserving many animals and plants, which would ______ r
已知:a+2+|b-1|+(c-2010)2=0,则(a+b)0=______.-数学
If you have health examinations______, any disease you may have can be discovered early and successf
In recent years, the ______ dry heat had led to a series of natural disasters.A.speciallyB.extremely
— Are you worried about the result of the exam?— Only________. [ ] A. absolutelyB. approximatelyC. s
Tony can’t have received the invitation. ________, he would have attended your birthday party yester
We could hardly believe what she says because she is ________ changing her mind.A.regularlyB.constan
--- Do you think it’s a good idea to make friends with your students?--- _____, I do. I think it’s a
China Daily is _________ a newspaper. It helps greatly to improve our English.A.no more thanB.not mo
I can’t say I’m the best. I have only ______ made more efforts than others.A.definitelyB.relativelyC
计算:(1)70070+7-7-(17)7+7009(7)(3a7b3)•(-7abp)÷(6a7b3)(3)(7x7)3-6x3(x3+7x7-x)(p)(7a+3b)7-(7a-b)(7a+b)-
The company's profit drop _____ in the last three months of 2009 due to the financial crisis. [
Several musicians say they consider it the greatest musical composition _______ written. A.alreadyB.
下列运算中,正确的是()A.a2•(a-3)2=a-3B.(a-2)-2=1a2-4C.a2÷a-6=a-4D.(a-2)-3÷a-2=a8-数学
下列运算正确的是()A.(-2)-2=4B.-2-2=14C.5x-2=15x2D.2(xy)-1=2xy-数学
He was known to have been hanging about and was not expected to pass the test. ______, his failure
It’s always difficult to live in a foreign country, ______ when you don’t speak the language. A.extr
35. She is __________ being pleased about it; she is very angry.A.frequentB.quiteC.far fromD.Rather-
We don’t care if a hunting dog smells _____, but we really don’t want him to smell ____.A.well, well
计算:(1)(-2)2-(12)-1+3-8-(2008)0;(2)(-2x)2+(6x3-12x4)÷(3x2);(3)(-5x2y3)3-(-25xy2)(4)1999×2001.(利用公式计算)
Jim went to answer the phone. _________ , Harry started to prepare lunch.A.HoweverB.NeverthelessC.B
They have earned lots of money, so I______ believe that the business is a success. A.mildlyB.firmly
下列计算错误的是()A.50=1B.0.50=1C.(2)0=1D.00=1-数学
As is known to all language learners, the newly learnt words will soon be forgotten unless ______ us
下列算式①(-12)-3=-18,②a2+2a-1=(a-1)2,③a8÷a8=a0(a≠0),④(a-b)3=a3-b3,其中正确的有:()A.1个B.2个C.3个D.4个-数学
Failure hurts adults and children ______ , but it can make a positive contribution to your life once
History is the best teacher. It ______records the development path of each country and foretells th
His health is ______improving. I'm sure he will come back to work soon.A.graduallyB.frequentlyC
计算题(1)(-1)2+(12)-1-5÷(2004-π)0(2)(5x2y3)3-(25xy2)(3)x(4x+1)-(2x-1)2.-数学
下列计算正确的是()A.(-0.2)0=0B.(0.1)-3=11000C.30÷3-1=3D.a4÷a4=a(a≠0)-数学
He studies the subject _____. A.farB.fartherC.furtherD.farthest-英语
She didn’t mention her troubles to Mr. Li,who might have helped her ______.A.insteadB.eitherC.otherw
返回顶部
题目简介
计算:2-1+(n-2)0+(-1)2013=______.-数学
题目详情
答案
=
=
故答案为: