Questions LLC
Login
or
Sign Up
Ask a New Question
Mathematics
Algebra
Write The explicit formula for the geometric sequence then find the fifth term in the sequence. a1=-4,a2=8,a3=-16
1 answer
r = 8/-4 = -2
a = -4
so
an = -4(-2)^(n-1)
You can
ask a new question
or
answer this question
.
Related Questions
Find the first 6 terms of the sequence b^1 = 5. B^n = 2b(n -1) when n>1. Then write an explicit definition of the sequence and
1. The explicit formula an = 2-5 (n-1) represents an arithmetic sequence. Write the recursive formula for the sequence.
pls pls help out
A geometric sequence begins 36, 9, 9/4, 9/16, 9/64, . . . . (a) Find the common ratio r for this sequence. r =
1)Find the sixth term of the geometric sequence for which a1=5 and r=3
A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation
The first, third and fifth terms of a geometric sequence from arithmetic sequence. If the first term of the sequence is 3, find
1. Find the common ratio and the 7th term of the sequence 2/9, 2/3, 2, 6, 18, .....
2. The 3rd and 5th terms of a geometric
an exponential sequence (geometric progression) has first term x and common ratio x ,x≠1 write down the sum of the first n
Classify the following list of numbers as an arithmetic sequence, a geometric sequence, some other sequence, or not a sequence.
9
Write an explicit formula for the following sequence. Find the tenth term.
4, 5, 6, 7, 8, ... Question content
Given the recursive formula for the geometric sequence a1=5 , an=25an−1 , find the second term of the sequence.(1 point)
