Find the domain of y = x + 2 when the range is y = {−1, 0, 1, 2}

University of Ilorin MTH102 2026-test past question

1. {−3, −2, −1, 0}
2. {5, −4, −3, −1}
3. {−6, 3, −2, −8}
4. {−2, −1, −7, 0}

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