Question

Write a formula for the nth term of the given geometric sequence. Do not use a recursion formula. 2, ½, 1/8, 1/32

Answer 1

nth term = a (r)^(n-1)
where r is the common ratio n a is the first series
for the given series
a=2 and n=1/4
nth term=2(1/4)^(n-1)

Answer 2

thats the answer?

Answer 3

yes:)

Answer 4

wow, that was fast ;)