Grade 8 Function Relations Worksheet
Explore function relations with this Grade 8 math worksheet, covering identification, domain, range, and graphical representation.
Includes
Standards
Topics
Function Relations
Name:
Date:
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Read each question carefully and answer to the best of your ability. Show all your work when necessary.
1. Which of the following relations is NOT a function?
{ (1, 2), (2, 3), (3, 4) }
{ (1, 5), (2, 5), (3, 5) }
{ (1, 2), (1, 3), (2, 4) }
{ (0, 0), (1, 1), (2, 2) }
2. For the relation { (2, 4), (3, 6), (4, 8) }:
The domain is .
The range is .
3. If f(x) = 2x + 5, what is f(3)?
4. All linear equations represent functions.
True
False
5. Plot the following points on the coordinate plane and determine if the relation represents a function: ( -2, 1 ), ( -1, 0 ), ( 0, 1 ), ( 1, 2 ), ( 2, 3 )
Does this relation represent a function?
Explain your reasoning:
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