emmagopaul26 emmagopaul26 30-11-2022 Mathematics contestada A function h(x) has an average rate of change equal to 7 on the interval 5 ≤x≤9. If h(5)=12, then which of the following must be the value of h(9)? (1) 28 (2) 36 (3) 40 (4)52