单词:relatively prime integers
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by Jason Marshall Sometimes statistics* seems magical. Of course, there isnt really anything magical going onbut the fact that statistical methods can be used to pull useful information out of a hatful of messy data is, at a minimum, remarkable. And,
by Jason Marshall Lets kick things off with a bit of a strange question: If you were asked to walk up two stairs and then immediately back down three, how would you describe the total number of stairs youd climbed relative to where you began? Do any
by Jason Marshall In the last few articles, weve talked about fractions and percentages, and soon enough well see that these ideas naturally lead us into the world of decimal numbers. But before we head down that path, lets take a quick detour to tal
by Jason Marshall Todays article will walk you through the first steps of kicking your calculator dependency. This isnt something we can accomplish in a single article, so well be revisiting this topic periodically. Today, were kicking things off by
图片1 图片2 by Jason Marshall In the last article, we discovered that integers alone are not sufficient to fully describe the world around uswe need the fractions existing between the integers too. (In learning that, we also learned that fraction
by Jason Marshall Todays article is about decimal points and numbers and how theyre related to fractions. But first, the podcast edition of this tip was sponsored by Go To Meeting. Save time and money by hosting your meetings online. Visit GoToMeetin
图片1 图片2 by Jason Marshall Do you frequently find yourself at restaurants with friends fumbling to figure out how to split the bill and calculate the tip? Have you ever resorted to seeking advice from your smart phone? Dont worry, we all have.
by Jason Marshall In the previous article we talked about using the number line to help you keep your signs straight when adding positive and negative integers. In this article were taking things one step furthernot just adding positive and negative
There is political turmoil in Israel after the ruling party elected a new leader. Robert Berger reports from the VOA bureau in Jerusalem. Foreign Minister Tzipi Livni addresses party members at the Kadima headquarters in Petah Tikva , 19 Sep 2008 A
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我们知道习惯用语不仅为语言增添色彩,而且还推陈出新;它们始终反映时代的变迁。人们爱创造并应用习惯用语,而押韵的那种尤其得到人们的青睐,可能是因为那种习惯用语琅琅上口,容
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By Luis Ramirez Bangkok 08 February 2008 Thailand's new prime minister, Samak Sundarawej, says the United Nations should step up contacts with Burma's military leaders. The Thai leader said the U.N. Secretary-General should visit Rangoon and use Thai
By Steve Herman Thimpu, Bhutan 18 July 2007 Bhutan's prime minister and six other members of his cabinet are set to resign within weeks. Prime Minister Khandu Wangchuk, in a VOA interview, confirmed the decision to step down so that he and others can
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By Sabina Castelfranco Rome 07 November 2007 Turkey's prime minister says the Kurdistan Workers Party is an enemy that must be eliminated. He says the international community must be supportive in fighting this terrorist organization. Prime Minister