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3-71.
  1. Find the domain and range for each of the relations graphed below. Homework Help ✎

    1. graph

    2. graph

    3. graph

    4. graph

Domain: {0, 1, 2}
Range: {−2, 0, 1}

Domain: x ≤ 2
Range: y ≥ −2

Domain: −1 ≤ x ≤ 1
Range: −1 ≤ y ≤ 2

Domain: All real numbers
Range: y ≥ −1