Question

Find the common difference of the arithmetic sequence 11,34,57,80,......

Answer 1

what is 34-11?

Answer 2

23

Answer 3

good, then youve found your common difference of your arithmetic sequence

Answer 4

so thats the answer? Im having a hard time with sequencing

Answer 5

thats it. each term differs from the next by a common value of 23

Answer 6

if youve ever learned your multiplication tables; then youve done arithmetic sequencing already.

Answer 7

if you want the formula for common difference..it's A_n - A_(n-1)

so lez say you pick A2 which is 34..subtract A_1 which is 11 from that..

@amistre64 if only fool's arithmetic progression were like these huh? common differences..

Answer 8

3,6,9,12,15,...

4,8,12,16,20,32, ...

thats all it is; except for a "shift" sometimes

Answer 9

:) yeah

Answer 10

23