【摘要】 利用给出的两个命题,求解"0/0或∞/∞"和"1"型极限,既直观又方便,省略了一些繁琐的求导运算,达到事半功倍的作用,同时对培养学生思维的灵活性和学习兴趣,树立学习信心有一定作用。更多还原

【Abstract】 Using the two propositions to solve "0/0"or "∞/∞" and "1" Limit is intuitive,easy and omitting some cumbersome derivation,which can yield twice the result with half the effort and can have certain effect on developing flexibility of students’ thinking and learning interest and building learning confidence.更多还原