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一、课标点击1.了解命题的逆命题,否命题与逆否命题。2.理解必要条件,充分条件与充要条件的意义,会分析四种命题的相互关系。3.通过数学实例,了解逻辑联结词“且”“或”“非”的含义。4.通过生活和数学中的丰富实例,理解全称量词与存在量词的意义。5.能够正确地对含有一个量词的命题进行否定。二、内容分析1.重点和难点(1)本章的重点是命题及其关系;充分条件、必要条件、充要条件的意义;逻辑连接词
First, the standard click 1. Understand the proposition of the inverse proposition, no proposition and inverse proposition. 2. Understand the necessary conditions, sufficient conditions and the meaning of sufficient and necessary conditions, will analyze the relationship between the four propositions. 3. Learn the meaning of the logical conjunction “and ” “or ” “non ” through mathematical examples. 4. Understand the meaning of fully quantified words and existential quantifiers through rich examples in life and mathematics. 5. Can correctly reject a proposition that contains a quantifier. Second, the content analysis 1. Focus and difficulty (1) The focus of this chapter is the proposition and its relationship; sufficient conditions, necessary conditions, the meaning of sufficient and necessary conditions; logical conjunctions