Functions and One to One functions
Flashcard
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a function?
Back
A function is a relation that assigns exactly one output for each input from its domain.
2.
FLASHCARD QUESTION
Front
What is a one-to-one function?
Back
A one-to-one function is a function where each output is associated with exactly one input, meaning no two different inputs produce the same output.
3.
FLASHCARD QUESTION
Front
Is the mapping {(1,2), (2,3), (3,4)} a function?
Back
Yes, it is a function because each input has a unique output.
4.
FLASHCARD QUESTION
Front
Is the mapping {(1,2), (1,3), (2,4)} a function?
Back
No, it is not a function because the input '1' has two different outputs.
5.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The domain of a function is the set of all possible input values (x-values) for which the function is defined.
6.
FLASHCARD QUESTION
Front
What is the range of a function?
Back
The range of a function is the set of all possible output values (y-values) that the function can produce.
7.
FLASHCARD QUESTION
Front
Given the function {(0,1), (1,-3), (2,-4)}, what is the domain?
Back
The domain is {0, 1, 2}.
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