Questions LLC
Login
or
Sign Up
Ask a New Question
Sequences and Series
Page 8
Questions (2,022)
Let a1,a2,a3..... be an increasing arithmetic sequence of integers. If a4a5=13 what is a3a6?
4 answers
asked by
Jake
2,371 views
three numbers are in harmonic progression. If the third number were decreased by 4 they would
be in arithmetic progression. If
5 answers
asked by
Ginotomba
2,260 views
How do you tell if a sequence is arithmetic??
Then I will answer my questions below: 1. Tell whether the sequence is arithmetic.
9 answers
asked by
Carryyourtorches
4,621 views
Is this sequence 10, 15, 20, 25, 30 an arithmetic or geometric sequence? Then find the explicit formula and recursive formula
5 answers
asked by
Steph
1,838 views
Tell whether the sequence is arithmetic. If it is, identify the common difference.
-7, -3, 1, 5,...
4 answers
asked by
Jerreh Da Mouse
898 views
Find the common ratio of the sequence below.
2, 4, 8, 16,... Is the common ratio 2?
4 answers
asked by
Anonymous
2,074 views
The third term of a geomatrie sequence is 6 and the sixth term is 3/32.determine the fist three terms and the general term Tn
5 answers
asked by
Snontia
1,321 views
Write an explicit formula for a_na
n ,the n^{\text{th}}n thterm of the sequence 5, 15, 25, ...5,15,25,....
4 answers
asked by
Anonymous
1,200 views
I have 3 questions I need help with.
1) what is the 15th term of the sequence 81,27,9,... 2) what is a possible value for the
4 answers
asked by
lee
3,513 views
Write the first five terms of the sequence defined by the recursive formula an=2(an-1)+3 with a1=-2
4 answers
asked by
Lexi
3,067 views
The second term in a geometric sequence is 20. The fourth term in the same sequence is 45/4, or 11.25. What is the common ratio
4 answers
asked by
brad
3,859 views
Determine whether the sequence is arithmetic, geometric, both or neither.
16, 8, 4, 2 A. arithmetic B. Goemetric C. Neither D.
6 answers
asked by
Darkdream
2,099 views
The first term of a geometric sequence is -2 and the common ratio is 3. What is the 12th term of the sequence?
4 answers
asked by
dj
1,123 views
if log x base a,log y base a and log z base a are three consecutive terms of an AP,show that x,y and z are consecutive terms of
4 answers
asked by
jessica
1,855 views
In a sequence of numbers, a3=21, a4=26, a5=31, a6=36, and a7=41.
Which equation can be used to find the nth term of the sequence,
4 answers
asked by
coden
1,145 views
The 6th term of AP is 17 and 13th term is 38. Determine the 19th term?
4 answers
asked by
mosesmutuma2022
377 views
What is the common difference in the sequence -40, -12, 16, 44, ........?
4 answers
asked by
Haleah Brooks
269 views
Find the general term in simplest form for the sequence 2,1,-4,7,-10,13,-16.
There's an addition of 3 with alternating signs I
4 answers
asked by
Emily
1,177 views
The first term of a geometric sequencf is 3 and the sum of the second and the third term is 60.determine the first three terms
4 answers
asked by
Snontia
1,162 views
determine whether 447 is a term of each sequence(s) If so, whitch term is it ?
A.t(n)=5n-3 B.t(n)=24-5 C.t(n)=-6+3(n-1)
4 answers
asked by
KAESHAA
2,690 views
A sequence of numbers U1, U2, U3 ..., Un satisfies the relation Un+1 = Un + (1/2)^2 for all integers n >_1 If U1 = 1, find: the
4 answers
asked by
Kb
845 views
Find the 12th term of the geometric sequence 5, -25, 125, ...5,−25,125,
4 answers
asked by
kylie
2,540 views
What is the recursive formula for this sequence?
1/8, 1/4, 1/2, 1
6 answers
asked by
I Love Taylor Swift
1,115 views
1. Find the common ratio and 9th term of the sequence 6, -3, 3/2, -3/4, .....
2. Find the 7th term of the sequence: 2, 6, 18, 54,
4 answers
asked by
Brianna
1,507 views
The first three terms of a GP are also the first,nineth and eleventh terms respectively of an AP. Given that the terms of the GP
5 answers
asked by
Bash
1,813 views
The first three terms of a geometric sequence are as follows.
64, 32, 16 Find the next two terms of this sequence.
7 answers
asked by
Wilson
2,762 views
1. What are the next two terms of the following sequence? -3, 1, 5, 9...
2. What are the next two terms of the following
9 answers
asked by
Melanie
2,651 views
find the 25th term of a geometric sequence having a common ratio r=1/4 and term a=3
4 answers
asked by
alex
560 views
Determine weather each sequence is arithmetic,geometric,or neither3,3/2,1,3/4,...
A. arithmetic,the common difference is -1.5 B.
4 answers
asked by
Anonymous
591 views
For an arithmetical sequence, the first term is 2 and the common difference is 3. Find the sum of the 11 terms of the sequence.
4 answers
asked by
Peter Godson
1,136 views
2. What is the 25th term of the sequence 3, 6, 11, 18, … ?
4 answers
asked by
RON WALTER
2,543 views
Write an example of a geometric sequence with a t(1) = 7, give at least the first 4 terms. Explain how you know that it is
3 answers
asked by
sara
909 views
The sum of the first n terms of the geometric sequence
-1, -3, -9,... is -3280. Find the value of n. Express answer in simplest
4 answers
asked by
Emily J
1,352 views
State whether the following sequence is arithmetic, geometric, or neither.
0, 1, 4, 9, 16, 25, 36, .... (Points : 1)
4 answers
asked by
Anonymous
1,581 views
-Write the arithmetic sequence 21,13,5,-3... in the standard form:
a_n= -a_n=a_1+(n-1)d--so a_n=21+(n-1)-8 *a_n=-168-8n why isnt
7 answers
asked by
Ellie
1,582 views
The first and 5th terms of an exponential sequence are 16 and 9 respectively. Find the 7th terms of the sum of the first 7 terms
4 answers
asked by
Golden
529 views
In geometric sequence tn find:
common ratio r if S2 = 8, S4 = 32
9 answers
asked by
help
806 views
Question : How do we prove that the sequence (1+(1/n))^n is bounded?
My thoughts on this question : We know that, to prove a
4 answers
asked by
Ashley
1,898 views
Show that the sum of nterm of the sequence logx,logx2, logx3 ,logx4.....given by n(n+1)/2. Logx
4 answers
asked by
Anonymous
621 views
6,16,26,36,46
It is an arithmetic sequence or a geometric sequence or neither ?
3 answers
asked by
Yoskary
1,707 views
the sequence 4;9;x;37;...is a quadratic sequence. a) calculate x. b) determine nth term of the sequence
4 answers
asked by
paseka
4,193 views
in an arithmetic progression the 13th term is 27 and the 7th term is three times the second term find;the common difference,the
4 answers
asked by
a
2,068 views
If the nth partial sum of
an is sn=(3n-2)/(n+1) what is an when x>1? and what is the sum of an?
4 answers
asked by
NADIA
1,994 views
if 1,x,y is a geometric sequence and x,y,3 is an arithmetic sequence, compute the maximum value of x+y
4 answers
asked by
Sarah
1,936 views
what is the 10th term in this arithemetic sequence of 2,9,16,23,30?
4 answers
asked by
lesly
4,509 views
What are the next two terms in the following sequence: 35,30,25,20......?
3 answers
asked by
Meagan
1,014 views
What is the value of the first term of the sequence a n =n-1 ?
4 answers
asked by
Paula
1,815 views
Write the first five terms of the sequence whose general term,a n , is given a a n=7n-4
5 answers
asked by
deb castaneda
2,181 views
Write an explicit formula for the following sequence a1=1875,r=0.2
4 answers
asked by
Jill
914 views
The fifth term of an exponential sequence (GP) is greater than the fourth term by 13.5 and the fourth term is greater than the
4 answers
asked by
Anonymous
666 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (20)
Algebra
Algebra or Problem Solving
Algebra/Number Systems
Algebra/Number Theory
Analysis
Arithmetic
Arithmetic or Algebra
Calculus
Calculus and Analysis
Equations
Math
Math or Mathematics
Mathematical Concepts
Mathematics
Mathematics Education
Mathematics/Learning Algebra
Number Patterns
Number Theory
Number theory (for problem 1)
Probability Theory