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Composing functions

▶ Intro to composing functions

This video is about composing functions, which is the process of building up a function by composing it from other functions. It explains how to evaluate the composition of functions step by step, using examples with three different function definitions: f (x), g(t), and h(x).

⏱ 6:15 💾 7.6 MB License: cc-by-nc-sa Streaming via CDN

▶ Evaluating composite functions

Sal evaluates (h⚬g)(-6) for g(x)=x²+5x-3 and h(y)=3(y-1)²-5.

⏱ 4:10 💾 6.7 MB License: cc-by-nc-sa Streaming via CDN

▶ Evaluating composite functions: using tables

Given tables of values of the functions f and g, Sal evaluates f(g(0)) and g(f(0)).

⏱ 4:10 💾 8.9 MB License: cc-by-nc-sa Streaming via CDN

▶ Evaluating composite functions: using graphs

Given the graphs of the functions f and g, Sal evaluates g(f(-5)).

⏱ 3:02 💾 9.3 MB License: cc-by-nc-sa Streaming via CDN

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