极限运算是高等数学（特别是微积分）中的基本运算。本文就解答极限问题过程中出现的常见问题加以归纳，结合例题分析，整理典型错解，理清思路并给出教学建议。%Limit operations are basic operations in higher mathematics(especially calculus).This paper sums up common problems in limit solutions,analyzes examples,sorts out typical wrong solutions,and gives relevant teaching suggestions.
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