Key Learning:
You can add, subtract, multiply, and divide functions just as you can real numbers. Unlike real numbers, however, you can also compose find the inverse of functions.
Unit Essential Question:
How are operations with functions related to operations with real numbers?
Concept 1:
Relations & Functions
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Concept 2:
Function Operations & Composition |
Concept 3:
Function Inverses |
Lesson Essential Questions:
In what ways can you represent a relation in mathematics?
When is a relation also a function?
How do you evaluate functions using function notation?
How do you identify the domain and range of a relation or function?
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Lesson Essential Questions:
How do you add, subtract, multiply, and divide functions?
How do you evaluate composite functions?
How do you compose functions? |
Lesson Essential Questions:
How do you find the inverse of a function?
How do you determine if a function is one-to-one? |
Key Vocabulary:
relation, discrete, bounded, unbounded, mapping diagram, set notation, function, domain, range, vertical line test, function notation
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Key Vocabulary:
function composition
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Key Vocabulary:
inverse, one-to-one, horizontal line test
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Extra Practice Online:
(2-1) Practice/ Relations & Functions