1. 3, _ , _ , 24
2. -9, _ , _ , _ , _ , _ , 9

Answer:
1. 3 6 12 24 28
Sorry Number 2 is hard
Number 1 is easy
Hope you understand me
Answer:
3,9,18,24
Step-by-step explanation:
3x0=3
3x3=9
3x6=18
3x8=24