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:|-3|+12+(1-2)0-4cos30°.-数学
计算:|-3|+12+(1-2)0-4cos30°.-数学
题目简介
计算:|-3|+12+(1-2)0-4cos30°.-数学
题目详情
计算:|-3|+
12
+(1-
2
)
0
-4cos30°.
题型:解答题
难度:中档
来源:昌平区一模
答案
原式=3+2
3
+1-2
3
,(4分)
=4.(5分)
上一篇 :
I greeted the teacher with
下一篇 :
(1)计算:-22+(12-1)0+2sin30°(2)先化
搜索答案
更多内容推荐
.It is _______ that he has been addicted to the drugs and has difficulty quitting it.A.obviouslyB.ap
My goodness, look at the time! It’s nine o’clock already and I’m _____ at breakfast.A.stillB.yetC.ev
The Internet is increasingly accessible at school and at home. _____many parents and teachers are so
.I’m not sure exactly how much money you’ll receive, but it will __________ cover your major expense
计算:2-1+(-1)2007+sin30°-|-5|.-数学
计算:-22006×(-12)2005+(sin43°-π)0+(13)-1.-数学
Rock’n’roll was Black music that broke through to white culture when whites played the Blacks’ songs
The 11th China International Consumer Goods Fair could not have succeeded the volunteers.A.withB.bec
Do you think shopping online will __ take the place of shopping in stores?A.especiallyB.frequentlyC.
A girl ____ a Li Ning tracksuit came into our classroom.A.withB.on C.in D.from-高三英语
Don’t blame him any more. _______, he is only a child.A.After allB.In allC.Of allD.Above all-高一英语
(1)计算:4×(-12)2-(3-1)0+3-(1-3)2;(2)有一道题:“先化简,再求值:(x-3x+3+6xx2-9)÷1x2-9,其中“x=-2007”.小亮同学做题时把“x=-2007”错
The doctor thinks he will pull now. His temperature has gone down.A.togetherB.throughC.overD.around-
计算:2(1+2)-(2007)0+|-2|.-数学
(1)计算:sin30°+2-1-(3-1)0+|-5|;(2)解方程:x2-2x-2=0.-数学
(3-π)0-3-2-1248+|-19|+3cot60°.-数学
John plays basketball well ,_____his favourite sport is badmiton .A.soB.orC.yetD.for-英语
---People should use public transport instead of their own private cars. --- _______.The roads are
计算:64×2-2-(-3)×(-5)-|-5|.-数学
He looked very confident and calm during the test, but he was extremely nervous.A.in troubleB.in dan
— When will you leave for Paris for a visit?—next month.A.UntilB.AfterC.AtD.In-高三英语
Tthe doctor advised her to wear flat shoes _____her back problems.A.on account ofB.in terms ofC.for
It is raining.A.bigB.greatC.heavilyD.hardly-英语
When I went up, saw the baby awake.A.wideB.completelyC.veryD.quite-英语
Research indicates that _____ 75% of kids with learning disabilities have such difficulties as makin
计算:4-2=______.-数学
计算:-12008-(2-1)0+|-3|-数学
下列命题中一定正确的有()(1)(-2)0的相反数是0;(2)-x-yx-y=-1;(3)25+10x+x2-y2=(x+y+5)(x-y+5).A.0个B.1个C.2个D.3个-数学
Visitors to the National Museum can avoid long lines at the ticket booths by purchasing tickets ____
Though they had not much to say, they email each other _____ .A.sooner or laterB.from then onC.every
The official made the demand that the soldiers ____ at once _____ battlefront.A.leave; forB.to leave
The FIFA World Cup is an event which many football teams compete each other.A.in; forB.for; withC.in
下列计算结果是1的个数有()①(-1)-2;②(π-3.14)0;③2sin30°;④(-1)2008.A.1个B.2个C.3个D.4个-数学
计算:2-1+(5-1)0+|-3|.-数学
计算:(12)-1+(2008-3)0-|-3|.-数学
计算:(-22)2+(-32)0-(23)-2.-数学
计算(-1)2+(12)-1-5÷(2005-π)0-2cos45°-12-3.-数学
计算:12+(13)-1-(2007)0-tan60°.-数学
计算:(12)-1+12+|1-3|-(2007-1)0.-数学
--- He is always stricthis students. --- That is why he is popular the students’ parents. A.with; fo
计算:3-8-(-1)9+2cos60°+(2-3)2×27.-数学
She agreed us, so we agreed the project at last.A.to; withB.with; inC.with; onD.to; on-高一英语
In modern society, alternative energies __________ traditional ones are playing an important role in
There is ____ nothing interesting in his speech.A.nearlyB.mostC.mostlyD.almost-英语
In my view, London's not as expensive in price as Tokyo,but Tokyo is ________ in traffic. [ ]A.
计算:(12)-1+32÷(-2)3+(2005-π3)0-3•tan30°.-数学
计算2-1+(π-1)0-cos60°的结果为()A.32B.32C.-32D.1-数学
Although _____ my opinion, the old professor didn’t come up with his own.A.toB.inC.forD.against-高一英语
计算:-|32|+|-2|+(-3)0-(12)-1.-数学
计算:(12)-2-23×0.125+20040+|-1|.-数学
返回顶部
题目简介
计算:|-3|+12+(1-2)0-4cos30°.-数学
题目详情
答案
=4.(5分)