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人教版新教材全日制普通高级中学教科书 (试验修订本 .必修 )数学第一册 (下 )增加了“平面向量”教学内容 ,第二册 (上 )“直线和圆的方程”在阅读材料中增加了“向量与直线”教学内容 ,我们在教学中也认识到“向量”作为一种工具在处理直线与直线的平行、垂直、夹角、距离等?
PEP New Textbook Full-time Ordinary Senior High School Textbook (Experimental Revision. Compulsory) Math 1 (bottom) adds “planar vector” teaching content, and Book 2 (above) “linear and circular equations” in reading material The teaching content of “vectors and lines” has been added. We have also learned that “vectors” are used as a tool to deal with the parallel, vertical, included angles, and distances of straight lines and straight lines.