Each row has two more boxes than the row above. The first row has one box
The boxes in a row form an arithmetic sequence with the first term, a₁ = 1 and the common difference, d=2.
The n-th term is

The sum of n terms is

Answer:
The table will have the following:
Row Number: 1 2 3 4 5 6
Boxes in the row: 1 3 5 7 9 11
Total boxes in the display: 1 4 9 16 25 36
Answer:
either 21 or 39 ion know this is confusing
Step-by-step explanation:
17) 146 min.
18) 5 hrs and 31 min
19) -1/6
Answer:
-1, -1.1, 0.9, 1
Step-by-step explanation: