Find the range of the mapping defined by y = x + 1 when x = {−4, 5, 6, 7}

University of Ilorin MTH102 2026-test past question

1. {−3, 6, 7, 8}
2. {5, 6, 7, 8}
3. {1, 8, 8, 9}
4. {4, 16, 10, 7}

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