新定义型数学试题以其内容丰富、形式新颖、构思巧妙等显著特点常见于高考试题中.这类题目重点考查学生的阅读、类比以及信息迁移等多项能力.例1(山东文12题)定义平面向量的一种运算“”如下:对任意的a=(m,n),b=(p,q),令a b=mq-np,下面说法错误的是:A.若a与b共线,则a b=0B.a b= The new definition of mathematical questions with its rich content, new forms, ingenious ideas and other notable features common in college entrance examination questions.This type of topic focuses on students’ reading, analogy and information migration and many other capabilities.Example 1 (Shandong article 12 questions) An operation that defines a flat vector is as follows: For any a = (m, n), b = (p, q), and let ab = mq-np, the following statement is incorrect: Line, then ab = 0B.ab =