Which table represents an arithmetic sequence?
n | 1 | 2 | 3 | 4 | 5
an 6 -12 -24 -48 -96
n
an
1 1
1
1 2
9
3
13
| 4
19
| 5
27
n
an
| 1
8.7
| 2 |
7.3
3
5.9
| 4
4.5
| 5
3.1

45737568584.026582475346

Step-by-step explanation:

trust me i know what im doing

B)

it is a. 4.2 because 7.6-3.4 gets the remaining length of 4.2. i might be wrong but i am pretty sure this is the answer.

144.50

step-by-step explanation:

21.5 x 13.4=288.10 divide by 2