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Determining Limits Algebraically

Learn how to evaluate limits algebraically using substitution, factoring, and rationalizing. 👀 Be sure to watch my previous video on limit laws:    • Limit Laws   00:00 Introduction 00:35 Before you do anything else, always try direct substitution! 03:21 An example where direct substitution leads to indeterminate form. 05:06 Calculating a limit by factoring. 06:19 Calculating a limit by simplifying a complex fraction, and then factoring. 08:26 Calculating a limit by rationalizing. 10:59 Calculating a limit by converting into a complex fraction! 13:37 An example showing that you still have to think carefully even after employing one of the methods introduced. 15:23 Calculating a limit when an absolute value is present in the function.