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The set of all second elements is called the:
ARange
BRatio
CRadius
DRegion
Answer & Solution
Correct answer: A. Range
1. The first entries form the domain.
2. The second entries form another named set.
3. The set of all second elements in a relation is called the range.
4. So the answer is the range.
_Source: NCERT Class XI Mathematics, Ch 2 'Relations and Functions'_
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