Question Analysis
This question tests the student's ability to identify the range of a relation given in a mapping diagram.
Key Concept Explanation
The range of a relation is the set of all output values (y-coordinates) in the mapping diagram.
Step-by-step Solution
1. Identify the y-coordinates from the mapping diagram: 2, 4, 6, 8.
2. Form the set of these y-coordinates: {2, 4...
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