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# What is a function?

Functions assign a single unique output for each of their inputs. In this video, Sal gives many examples of various kinds of functions. Created by Sal Khan.

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# What is a function?

Current time: 0:00Total duration: 7:57

0 energy points

Functions assign a single unique output for each of their inputs. In this video, Sal gives many examples of various kinds of functions. Created by Sal Khan.