1998AIME 真題及答案解析
1998AIME 真題及答案解析 答案解析請參考文末 Problem 1 For how many values of??is??the?least common multiple?of the positive integers??and?, and?? Problem 2 Find the number of?ordered pairs??of posit...
1999AIME 真題及答案解析
1999AIME 真題及答案解析 答案解析請參考文末 Problem 1 Find the smallest prime that is the fifth term of an increasing arithmetic sequence, all four preceding terms also being prime. Problem 2 Consid...
2000AIME II真題及答案解析
2000AIME II真題及答案解析 答案解析請參考文末 Problem 1 The number can be written as??where??and??are relatively prime positive integers. Find?. Problem 2 A point whose coordinates are both integers...
2000AIME I真題及答案解析
2000AIME I真題及答案解析 答案解析請參考文末 Problem 1 Find the least positive integer??such that no matter how??is expressed as the product of any two positive integers, at least one of these two i...
2001AIME II真題及答案解析
2001AIME II真題及答案解析 答案解析請參考文末 Problem 1 Let??be the largest positive integer with the following property: reading from left to right, each pair of consecutive digits of??forms a perf...
2001AIME I真題及答案解析
2001AIME I真題及答案解析 答案解析請參考文末 Problem 1 Find the sum of all positive two-digit integers that are divisible by each of their digits. Problem 2 A finite set??of distinct real numbers ha...
2002AIME II真題及答案解析
2002AIME II真題及答案解析 答案解析請參考文末 Problem 1 Given that??and??are both integers between??and?, inclusive;??is the number formed by reversing the digits of?; and?. How many distinct values...
CCO加拿大化學(xué)奧賽Canadian Chemistry Olympiad
CCO Canadian Chemistry Olympiad 加拿大化學(xué)奧林匹克學(xué)術(shù)活動 項目介紹 加拿大化學(xué)奧林匹克學(xué)術(shù)活動 Canadian Chemistry Olympiad (CCO)是一項旨在提高高中生對化學(xué)興趣的年度權(quán)威化學(xué)學(xué)術(shù)活動之一。同時也為加...
2002AIME II真題及答案解析
2002AIME II真題及答案解析 答案解析請參考文末 Problem 1 Given that??and??are both integers between??and?, inclusive;??is the number formed by reversing the digits of?; and?. How many distinct values...
