電大高等數(shù)學基礎小抄

1、專業(yè)好文檔一、單項選擇題答案：a、c、b、d、a1.下列各函數(shù)對中，( )中的兩個函數(shù)相等.2. 在下列指定的變化過程中， ( )是無窮小量.答案：c、a、c、a、c答案：d、b、a、c、c答案：d、c、b、a、d答案：b、c、b、d、a；答案：a、d、c、b、a答案：b、c、a、d、c答案：d、a、b、a、b答案：c、c、c、a、d答案：d、b、a、a、d二、填空題答案：；答案：；答案：；答案：；答案：；答案：；答案：答案：答案：答案：三、計算題答案：答案：答案：答案：答案：答案：答案：答案：四、應用題（本題16分|欲做一個底為正方形，容積為62.5,長方形開口容器，怎樣做法用料最省？151

2、5.15.15."if we don't do that it will go on and go on. we have to stop it; we need the courage to do it."his comments came hours after fifa vice-president jeffrey webb - also in london for the fa's celebrations - said he wanted to meet ivory coast international toure to discuss his

3、complaint.cska general director roman babaev says the matter has been "exaggerated" by the ivorian and the british media.blatter, 77, said: "it has been decided by the fifa congress that it is a nonsense for racism to be dealt with with fines. you can always find money from somebody t

4、o pay them."it is a nonsense to have matches played without spectators because it is against the spirit of football and against the visiting team. it is all nonsense."we can do something better to fight racism and discrimination."this is one of the villains we have today in our game.

5、but it is only with harsh sanctions that racism and discrimination can be washed out of football."the (lack of) air up there watch mcayman islands-based webb, the head of fifa's anti-racism taskforce, is in london for the football association's 150th anniversary celebrations and will at

6、tend city's premier league match at chelsea on sunday."i am going to be at the match tomorrow and i have asked to meet yaya toure," he told bbc sport."for me it's about how he felt and i would like to speak to him first to find out what his experience was."uefa has o

7、pened disciplinary proceedings against cska for the "racist behaviour of their fans" during city's 2-1 win.michel platini, president of european football's governing body, has also ordered an immediate investigation into the referee's actions.cska said they were "

8、;surprised and disappointed" by toure's complaint. in a statement the russian side added: "we found no racist insults from fans of cska."baumgartner the disappointing news: mission aborted.the supersonic descent could happen as early as sunda.the weather plays an important role in

9、 this mission. starting at the ground, conditions have to be very calm - winds less than 2 mph, with no precipitation or humidity and limited cloud cover. the balloon, with capsule attached, will move through the lower level of the atmosphere (the troposphere) where our day-to-day weather lives. it

10、will climb higher than the tip of mount everest (5.5 miles/8.85 kilometers), drifting even higher than the cruising altitude of commercial airliners (5.6 miles/9.17 kilometers) and into the stratosphere. as he crosses the boundary layer (called the tropopause),e can expect a lot of turbulence.the ba

11、lloon will slowly drift to the edge of space at 120,000 feet ( then, i would assume, he will slowly step out onto something resembling an olympic diving platform.below, the earth becomes the concrete bottom of a swimming pool that he wants to land on, but not too hard. still, he'll be traveling

12、fast, so despite the distance, it will not be like diving into the deep end of a pool. it will be like he is diving into the shallow end.skydiver preps for the big jumpwhen he jumps, he is expected to reach the speed of sound - 690 mph (1,110 kph) - in less than 40 seconds. like hitting the top of t

13、he water, he will begin to slow as he approaches the more dense air closer to earth. but this will not be enough to stop him completely.if he goes too fast or spins out of control, he has a stabilization parachute that can be deployed to slow him down. his team hopes it's not needed. instead, he

14、 plans to deploy his 270-square-foot (25-square-meter) main chute at an altitude of around 5,000 feet (1,524 meters).in order to deploy this chute successfully, he will have to slow to 172 mph (277 kph). he will have a reserve parachute that will open automatically if he loses consciousness at mach speeds.eve