menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Find a6 of the geometric sequence: a1=4 and a3=36
asked
Dec 6, 2018
154k
views
1
vote
Find a6 of the geometric sequence: a1=4 and a3=36
Mathematics
high-school
Bina
asked
by
Bina
8.1k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
5
votes
geometric sequence
an=a1(r)^(n-1)
so
given
a1=4
and a3=36
36=a3=4(r)^(3-1)
36=4(r)^2
9=r^2
3=r
an=4(3)^(n-1)
a6 is
a6=4(3)^(6-1)
a6=4(3)^5
a6=4(243)
a6=972
a6=972
MuffintopBikini
answered
Dec 12, 2018
by
MuffintopBikini
8.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Jul 18, 2024
46.4k
views
What is the probability of rolling an even number and spinning "A," given the sample space below? 1 2 3 4 5 6 A A1 A2 A3 A4 A5 A6 A A1 A2 A3 A4 A5 A6 B B1 B2 B3 B4 B5 B6 B B1 B2 B3 B4 B5 B6 1/6 1/2 1/4
Jeremiah Polo
asked
Jul 18, 2024
by
Jeremiah Polo
8.8k
points
Mathematics
college
1
answer
5
votes
46.4k
views
asked
Aug 26, 2024
177k
views
A binary tree has eight nodes. The postorder and inorder traversals of the tree are given below. Draw the tree. Postorder: A6 A5 A3 A8 A7 A4 A2 A1 Inorder: A6 A3 A5 A1 A2 A8 A4 A7
MichaelRazum
asked
Aug 26, 2024
by
MichaelRazum
8.4k
points
Computers and Technology
high-school
1
answer
0
votes
177k
views
asked
May 13, 2024
47.6k
views
Suppose we have the following sequence defined as • a1 = 1 • a2 = 3 • ak = 2ak−2 + ak−1 for all integers ≥ 3 (a) Find the next 4 terms of the sequence a3, a4, a5, a6. (b) State a property about the sequence
Gakio
asked
May 13, 2024
by
Gakio
7.5k
points
Computers and Technology
college
1
answer
1
vote
47.6k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity