Question

did i get the correct answer?

Answer 1

What is the 8th term of the geometric sequence 1, -4, 16, ...?

i got 4,096 as my answer.......?

Answer 2

shouldnt it be negative?

first term is positive, 2nd term is negative

odd terms are positive, even terms are negative

Answer 3

oh my mistake. so it would be -4096?

Answer 4

1
-4
16
-64
256
-1024
4096
-16384 <-?

Answer 5

oh oops. you're right.
thank you

Answer 6

nth term = (-4)^(n-1)

n=8

-4^7 =-16384