Question

find the 8th term of the arithmetic sequence
8, 14, 20 ,26

Answer 1

what is the sequence ??

Answer 2

the sequence is what is the difference from each number

Answer 3

from 8 to 14 to 20 to 26
so what is happening ?

Answer 4

its adding 6

Answer 5

good, now you use formula an+b

Answer 6

a = sequence = 6
n = first number on the sequence = 8
b = the difference between the first number and the sequence = 8-6 = 2

Answer 7

so what do you get

Answer 8

an+b
(6)(8)+2
50

Answer 9

good job

Answer 10

thanks so much!

Answer 11

and you can check as follows
8,14,20,26,32, 38, 44,50
1 2 3 4 5 6 7 8th term

Answer 12

yw :)