（1）分解因式：a3-ab2；（2）计算：(13)-1+|1-2|-2cos45°．-数学

更多内容推荐

• 计算：27+12+3-（cos30°）0-数学
• — Have you made an apology____him____breaking his window?— Yes, I have.[ ]A. for; toB. to; toC. for;
• We’d better discuss everything _______ before we work out the plan.A．in detailB．in generalC．on purpo
• To have a balance between study and a social life I’m going to join a few clubs. ______I’ll make som
• I feel sure that ________ qualification， ability and experience，you are the most qualified one to do
• 计算(π-3)0-|-3|+6×(12-13)+4．-数学
• Oudi, as a famous host of Hunan TV, is excellent, who does very well in performing，dancing，________.
• It is reported that_________of this week the price will have risen by about 10%． A．by the endB．at t
• A bus passed________ just a moment ago.A．onB．byC．inD．at-高二英语
• 计算：12+3-1-4sin60°+(π-2013)0．-数学
• Make yourself _____ home and help yourself _____ anything that you'd like to eat. [ ]A. in; wit
• Despite their______of interest, Fleming kept trying to develop chemical______ it would be safe and e
• The situation is very serious, even if the government tries to pretend ______.A．furthermoreB．otherwi
• Some scientists think there are _______ 2，000 million flashes of lightning per year. A．in shortB．on
• The solution ______ this problem is acceptable. So I am ______ it. A．of; againstB．to; forC．to; onD．o
• (-2)2-|-1|+(2013-π)0-(12)-1=______．-数学
• 计算：（π+3）0-|-2013|+64×18．-数学
• --Do you think you will give me a hand in time of trouble? --I’d like to do something for you ______
• He is driving ______ a speed of 100 kilometers per hour A．inB．withC．atD．for-高一英语
• The city is 1.500 kilometers ______ our school.A．far awayB．far away fromC．far awayD．away from-高一英语
• It is the prevention of disease______its successful treatment that has led to the rapid increase of
• “When did you become an actor?” “_______ 1995, when I graduated from college.”A．AfterB．InC．FromD．Sin
• 计算：2cos60°+(-12)-1-(3-2)2÷(13-3)0．-数学
• The man is ________ a serious nervous breakdown because he is unable to deal with pressure from dail
• Jobs are hard to get and, _______, more young people are continuing their education.A．above allB．as
• —Jessica is very bright and studies very hard _____.—No wonder she always gets the first place in th
• 计算：27-(4-π)0-(-1)2012+(-12)-1-|-33|+tan45°．-数学
• — What do you think is ______ to happen tomorrow? — Sorry, I don’t know.A．likely B．possible C．probab
• Neither of them knows the difference ________ the two and neither can we tell one ________the other.
• Eating too much fat can ________ health problems，so we must have a balanced diet.A．lead toB．result f
• I’ve arranged ___________ a car to send the children to the park, who have been divided _________ tw
• _______ the assignment said above, you have to write a 200-word composition on environment pollution
• The two top students in Mr. Green’s class competed _____ each other for the highest marks.A．toB．forC
• 计算：4cos45°+（π+3）0-8+(16)-1．-数学
• 计算：（-2011）0+（32）-1+|2-2|-2cos60°．-数学
• The economic plan announced by the government soon after the crisis was greeted enthusiastically .A．
• 计算：(2-1)0+|-12|-cos60°．-数学
• I think the talk given by the old scientist is ______ worth ______.A．very, to listenB．well, listenin
• Nowadays food safety is a big problem and nobody can guarantee all foods are safe to us, but food pr
• These two words are different _______ each other in spelling while they are similar ______ each othe
• — What do you think of your English teacher's work? — It's ______ all praise. [ ]A. for B.
• The suggestion he put forward was adopted with 16 votes _____ and 15 against it.A．in favour ofB．in r
• The eyes react______light,as everybody knows.A．withB．againstC．onD．to-高一英语
• 计算：(12)-1-(π-3.14)0-sin60°+12+|-32|．-数学
• （1）计算(π-2009)0+12+|3-2|+(12)-1；（2）先化简后求值：当x=2-1时，求代数式1x+1-1x2-1•x2-2x+1x+1的值．-数学
• 计算：（π-3.14）0×（-1）2010+（-13）-2-|3-2|+2cos30°-数学
• （1）计算：|-3|-16+(π-3.14)0；（2）6x2-9+1x+3．-数学
• 计算：-3+(1-2)0=______．-数学
• 计算：(15)-1+|-18|-6sin45°-tan45°-数学
• 计算：2-1+sin45°-|-8|+（-2012）0．-数学