化简(-n/m)÷（n/m²-m)

相关推荐

• 填词My friend don t think I m f----上文大概是说我要减肥，我要强迫自己吃对的东西，但My friends don' t think I' m f----，因为这会使我sick.
• I'm visiting my friends.(改为一般疑问句）_______ _______ visiting your friends?
• I'm visiting My friends
• I often m ___ my friend in the supermarket.填词、
• I'm visiting my friend in Beijing now.(改为同义句）
• 1、登一座山,上山时每分钟行50米,到山顶后沿原路下山每分钟行90米,若上山所需时间比下山多400分钟,则这条山路有多少千米?2、甲、乙两人从A地出发,如果甲先走1消失,乙从后面追赶X小时后,刚好在B地追上甲,则甲走了多少小时?若甲的速度是6千米/时,乙的速度是8千米/时,则可列出的方程是_________?（用方程解答）3、轮船在两码头之间航行,顺水速度为a千米/时,逆水速度为b千米/时,则水流速度是多少千米/时?4、汽车以每小时72km的速度笔直的开向寂静的山谷,驾驶员按一声喇叭,4s后听到回想,已知声音在空气中的传播速度是340m/s,听到回响时汽车离山谷的距离是多少米?不懂。请用方程解答
• 方程sin(x+pai/3)=m/2在大于等于0小于等于pai上有两个解,求m的取值范围?
• “Next Tuesday is going to be a holiday,”says the teache阅读理解“Next Tuesday is going to be a holiday,”says the teacher.“I want you to tell me what you are going to do,Terra.” “I’m going to the movie theater to see a movie,”says Terra.“It is a comedy about a fat professor.My classmates say it’s really funny.” “Anything else are you going to do?”the teacher asks.“Of course I’m going to do my lessons.I’mgoing to study math and physics in the morning.” “Do y
• .I’m_____my friend in Italy.A .visiting B.going to see C.seeing D.A and B
• 1.I'm better ____ math than her.填什么介词?2.翻译下 正如你所说,他是不可以相信的______________________________________
• assa abloy hospitality是什么意思
• 求y=2sin(2x+π/6)的单调增区间