Think about the so-called "story problems" you studied in algebra and other math classes. How many of them dealt with, say, two trains which, no matter how far they traveled, could never catch your ...
IN making this collection, Mr. Tuckey has kept in mind the recommendations of the committee on the teaching of mathematics appointed by the Mathematical Association, and the result is seen in various ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
反馈