Identify the sequence below as arithmetic, geometric, or neither. Then find the next two terms. 15, 17, 19, 21, .
2 answers
there is a common difference of 2, so ...
constant difference of 2
a = 15
d = 2
term n = a + (n-1) d
= 15 + (n-1) 2
That is not geometric !!! which would be term n = a r^(n-1)
a = 15
d = 2
term n = a + (n-1) d
= 15 + (n-1) 2
That is not geometric !!! which would be term n = a r^(n-1)
1 answer