Question

HELP PLZ
You have two biological parents. Each of these parents has two biological parents of their own (your grandparents). Each grandparent has two parents of their own, and so on. This set of relationships can be illustrated by a family tree, as shown in the illustration. (M stands for mother, F stands for father, and G stands for "great" or "grand." That is, GGF is a great-grandfather.)

Answer 1

http://media.apexlearning.com/Images/200511/08/4ab7a8d2-4395-4a32-b70d-962099a6f59f.jpg

Answer 2

The diagram shows that you have 16 great-great-grandparents in the fifth generation back. How many great-great-great-great-great-grandparents do you have? (That's all your grandparents in the eighth generation back, starting with you as the first.)

A. 512
B. 256
C. 64
D. 128

Answer 3

a geometric sequence is \(a_n=a_1r^{n-1}\). Since you are the first one \(a_1=1\) and since the number in each generation is twice the number in the previous generation \(r=2\). Write a formula for the sequence and find \(a_8\)

Answer 4

idk the formula

Answer 5

I put the formula up there^

Answer 6

so it will be 1*2*3.14-1 ???

Answer 7

i mean 16