2-3 Calculating Limits

极限的计算

← 2-2 函数的极限 2-4 极限的精确定义 →

视频讲座

Video 1: Calculation of Limits

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Video 2: Trigonometric Limits

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PPT 讲义

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2-3 Calculating Limits

PPT 讲义

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小节练习

1. lim_{x->3} (x^2 - 9)/(x - 3) =

0 3 6 undefined

2. To evaluate lim_{x->a} f(x)/g(x) when both approach 0, we can:

Give up Factor and cancel Just say 0 Multiply by infinity

← 2-2 函数的极限 2-4 极限的精确定义 →