Intervals and interval notation | Functions | Algebra I | Khan Academy
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YouTubeKhan Academy
Intervals and interval notation | Functions | Algebra I | Khan Academy
Intervals describe specific sets of numbers and are very useful when discussing domain and range. In this video, Sal introduces the different types of intervals and their notations. Watch the next lesson: https://www.khanacademy.org/math/algebra/algebra-functions/domain-and-range/v/domain-of-a-function-intro?utm_source=YT&utm_medium=Desc&utm ...
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