2003年考研数学(一)真题评注 一、填空题(本题共6小题,每小题4分,满分24分.把答案填在题中横线上)

2003年考研数学(一)真题评注 一、填空题(本题共6小题,每小题4分,满分24分.把答案填在题中横线上) (1) lim(cos.x)In(+

Part I Structure and Vocabulary Directions: Beneath each of the following sentences, there are four choices marked A, B, c and D. Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET.(5 points) a He is off to Paris again tomorrow. He tells me that, with this journey, he there and back twenty times

2003年考研数学(四)真题评注 一、填空题(本题共6小题,每小题4分,满分24分.把答案填在题中横线上) (1)极限lim[+ln(1+x)x=e2

Part I Structure and Vocabulary Section A Directions: Beneath each of the following sentences, there are four choices marked A, B, c and D. Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET.(5 points) anation

2003年考研数学(三)真题评注 一、填空题(本题共6小题,每小题4分,满分24分.把答案填在题中横线上) (1)设f(x)={xcos,若x≠0 其导函数在x=0处连续,则λ的取值范围是

考研真题五 1.从正态总体N(3.4,62)中抽取容量为n的样本,如果要求其样本均值位于区间(1.4,5.4)内的概率不小于0.95,问样本容量n至少应取多大? 附表:标准正态分布表

6.设总体X的概率密度为 考研真题六 1.设总体X的概率密度为x)=2-2-0,x>8

Part I Structure and Vocabulary Section A Directions fo Beneath each of the following sentences, there are four choices marked A, B, C and D)Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET by

Part I Structure and Vocabulary Section A on A Directions: Beneath each of the following sentences, there are four choices marked A, B, and D)Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET. (5 points)