Sagot :
Answer:
1. 484
2. 26, 244
3. 382
Step-by-step explanation:
1. 37 is added on the first term, 39 on the second, 41 on third, 43 in fourth on so on.
2. Each term is multiplied by 9.
3. 12 is added on the first term( multiply 12 in 2 is equal to 48) the product will be added to the next term. Multiply again 48 by 2 then add the product to the next term and so on.