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- 3（阿拉伯数字之一）_百度百科
3（三）是2与4之间的自然数，同时也是奇数、正整数。 是从0开始的第二个质数，3是第三个非零自然数，也是第一个梅森素数。
- 3 - Wikipedia
3 (three) is a number, numeral and digit It is the natural number following 2 and preceding 4, and is the smallest odd prime number and the only prime preceding a square number
- 3 - 维基百科，自由的百科全书
3 3 （三）是 2 与 4 之间的 自然数，是第2個 質數，亦是一個 正整數。
- 3 (number) - New World Encyclopedia
In basketball, a shot made from behind the three-point arc is worth 3 points 3 is used to represent the small forward position A hat-trick in sports is associated with succeeding at anything three times in three consecutive attempts
- 3 (number) - Simple English Wikipedia, the free encyclopedia
Three is an important number for many cultures (groups of people living together) It is also a prime number It is the first odd prime In Roman numerals, it is III three gifts of the wise men (Magi) who visited Christ at his birth in the Gospel of Matthew
- Number 3 - Learn to Count - Numbers from 1 to 10 - YouTube
Educational video for children to learn number 3 The little ones will learn how to trace number 3, how to pronounce it and also how to count with a series of super fun examples How many
- The number three - Britannica
The number 3 is a very mystical and spiritual number featured in many folktales (three wishes, three guesses, three little pigs, three bears, three billy goats gruff)
- 根号3等于多少 - 百度知道
根号3等于多少√3 ≈ 1 732 只能用计算器运算，如果自己算只能得出近似值。 扩展资料开根也叫开方，指求一个数的方根的运算，为乘方的逆运算（参见“方根”词条），在中国古代也指求二次及高次方程（包括二项方程）的
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