(1, 4)
Step-by-step explanation:
It can work well to try the solutions to see which works:
(1, 4) -- 4 > 1/2·1 +2 . . . true(-1, 1) -- 1 > 1/2(-1) +2 . . . false; 1 < 3/2(2, 3) -- 3 > 1/2·2 +2 . . . false; a number is not greater than itself(0, 2) -- 2 > 1/2·0 +2 . . . false; a number is not greater than itself