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Geometric sequences
Page 6
Questions (461)
the following problem refers to a geometric sequence. If a_1=5 and r=3, find a_n.
a_n=a_1 *r^n-1
2 answers
asked by
Keonn'a
585 views
Consider all 3-term geometric sequences with first term 1 and with common ratio the square of an integer between 1 and 1000. How
6 answers
asked by
ianian
594 views
The 2nd term in Geometric sequence is -4 and the 5th is 32 ,find the general formula \term and the first 3 terms ,find the 18th
2 answers
asked by
Awe
589 views
Which of these two sequences form a geometric sequence: 2x, 4x-2, 6x-4, ..... OR x+1, 2x+2, 5x+1, .....? Find the value/s of x
3 answers
asked by
Brianna
586 views
1)Find the sixth term of the geometric sequence for which a1=5 and r=3
a.1215 b.3645 c.9375 d.23 answer=a 2)Write an equation for
2 answers
asked by
Marissa
595 views
Given that the sum of the first four terms of a geometric sequence is 10 and the fourth term is half the third term . find the
2 answers
asked by
martin np
568 views
if an is a geometric sequence where a1=4 and the sum of an=12. how would you find the common ratio of the sequence? please help
2 answers
asked by
mike
535 views
In a geometric sequence, the sum to infinity is 1.5 and the sum of the first three terms is 14/9. Determine the sequence.
2 answers
asked by
Thabang
549 views
Find the number of terms in each sequence.
1. 2,-6, 18,-54,,,,,-4374 Find the common ratio r and the value of a1 using the
2 answers
asked by
Anonymous
562 views
Hi! I need help with this question. Thank you!
Directions: Write the expression for the nth term of the following geometric
2 answers
asked by
Gloria
536 views
Find the nth term of the geometric sequence whose initial term is 7 and common ration is 7.(Your answer must be a function of
2 answers
asked by
Anonymous
542 views
how dO find the missing terms for the geometric sequence
o,?, ?, ?...... 16, 40, 100......
5 answers
asked by
SHERYL
521 views
hi
if the second term of a sequence is root(2) and the seventh term is 8 what is the nth term equation(Geometric sequence) thanks
2 answers
asked by
joe
537 views
Given the recursive formula for the geometric sequence a1=5, an=25an−1, find the second term of the sequence.
1 answer
asked by
kat
229 views
Use the recursively defined geometric sequence a1=56, an=4an−1 and find the common ratio.
1 answer
asked by
kat
53 views
My teacher said I have this backwards,
Here is the question: Formulate the recursive formula for the following geometric
3 answers
asked by
Britney
527 views
Please...I really need help on this question...Thanks.
-Noah is trying to create a sequence for his group. He wants the common
4 answers
asked by
Klara
513 views
Write the first four terms of the geometric sequence with the given properties.
a = 5 , r = 14 a. 5/68 b. 5/71 c. 5/16 d. 5/48 e.
2 answers
asked by
leah
503 views
1.The nth term of a geometric sequence is given by a_n=1/4(4)^n-1 . Write the first five terms of this sequence.
2.The nth term
2 answers
asked by
Anonymous
498 views
Find the 14th term of the geometric sequence 2, comma, 6, comma, 18, comma, point, point, .2,6,18,...
1 answer
asked anonymously
55 views
1. Find the value of k so that 2, k^2, 8 form a geometric sequence.
2. Water is leaking from a water tower. On the first day, two
2 answers
asked by
Reyna
502 views
Find the 10th term of the geometric sequence 3, comma, 15, comma, 75, comma, point, point, .3,15,75,...
1 answer
asked anonymously
25 views
1)Find the sixth term of the geometric sequence for which a1=5 and r=3
a.1215 b.3645 c.9375 d.23 answer=a 2)Write an equation for
1 answer
asked by
Marissa
519 views
The 23rd term in a certain geometric sequence is 16 and the 28th term in the sequence is 24. What is the 43rd term?
It is not 48.
4 answers
asked by
Speedo
498 views
Suppose that you are responsible for predicting the cost of constructing a new office building. You find that the first story
2 answers
asked by
Kim
495 views
your class is conducting an experiment to study geometric sequences. The class forms a line. the first person takes a whole
2 answers
asked by
hoi
499 views
find the fifth term of geometric sequence
a=-6 r=2 This website explains how to do it:
1 answer
asked by
john
485 views
Tell whether the sequence is geometric. Explain why or why not.
1. 4, 16, 64, 256, 1024,... 2. -1/4, 3/8, -3/16, 1/32, -3/64, ...
2 answers
asked by
Neil
493 views
Use the recursively defined geometric sequence a1=56 , an=4an−1 and find the common ratio.(1 point)
Responses 4 4 −23
1 answer
asked by
Blue Berry
204 views
Given the recursive formula for the geometric sequence a1=5, an=25an−1, find the second term of the sequence.(1 point)
Response
1 answer
asked by
Blue Berry
228 views
A savings account is opened with $15 and increases monthly by 20%. Complete the graph of the geometric sequence by labeling the
1 answer
asked by
kat
77 views
The table shows how a text message went viral. What point should be graphed to represent the third term in the geometric
1 answer
asked by
kat
65 views
What is the common ratio in the following geometric sequence?
2, 12 , 18 , 132 , . . . (1 point) Responses 14 Start Fraction 1
1 answer
asked by
:)
45 views
Use the table to answer the question.
Minutes Messages Sent 0 0 1 3 2 9 3 27 4 81 The table shows how a text message went viral.
1 answer
asked by
Blue Berry
177 views
Which exponential function can be used to show the geometric sequence 40, 160, 640, . . . ?(1 point)
Responses an=40(4)^n−1 a
1 answer
asked by
Blue Berry
214 views
Tell whether the sequence is geometric. If it is, find the common ratio.
1.) 9, -6, 4, -8/3 2.) 16, 12, 8, 4
1 answer
asked by
Tami
453 views
the first term of a geometic sequence is 3 and the sum of second and third terms is 60 determine the first three terms and the
1 answer
asked by
rose
469 views
If An is defined as a geometric sequence, is the sequence 1/An also a geometric sequence? Can someone help explain how I can
1 answer
asked by
jjenng
456 views
find the fourth term of the geometric sequence whose first is 200 and common ratio is 7/2
1 answer
asked by
john
429 views
A chain email tells people to forward the email to 10 friends in order to have good luck. Assuming that everyone in the chain
1 answer
asked by
Blue Berry
173 views
What is the common ratio in the following geometric sequence?
2, 1/2, 1/8, 1/32, . . . A. 1/2 B. 1/4 C. -1.5 D. 4
1 answer
asked anonymously
7 views
Use the recursively defined geometric sequence a1=5/6 , an=4an−1 and find the common ratio.
1 answer
asked by
Nobody
74 views
Given the recursive formula for the geometric sequence a1=5 , an=2/5an−1 , find the second term of the sequence.(1 point)
Res
1 answer
asked by
:)
74 views
Use the recursively defined geometric sequence a1 = 5/6, a n = 4a n-1 and find the common ratio.
A. 4 B. -2/3 C. 5/6 D. 10/3
1 answer
asked anonymously
54 views
What is the common ratio in the following geometric sequence? 2, 12 , 18 , 132 , . . . (1 point) Responses
−1.5 1/2 1/4 4
3 answers
asked by
.
23 views
Given the recursive formula for the geometric sequence a1=5 , an=25an−1 , find the second term of the sequence.(1 point)
3 answers
asked by
.
163 views
Given the recursive formula for the geometric sequence a1=5 , an=25an−1 , find the second term of the sequence.(1 point)
1 answer
asked by
.
63 views
Which exponential function can be used to show the geometric sequence 40, 160, 640, . . . ?(1 point)
Responses A an=40(120)n−1
1 answer
asked by
Nobody
43 views
Use the table to answer the question.
0 | 0 1 | 3 2 | 9 3 | 27 4 | 81 The table shows how a text message went viral. What point
1 answer
asked anonymously
59 views
what is the common ratio in the following geometric sequence? 2, 1/2, 1/8, 1/32...
1 answer
asked by
teehee
11 views
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Parent Categories (26)
Algebra
Algebra / Arithmetic
Algebra and Equations
Algebra/Number Theory
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Arithmetic
Arithmetic and Geometric sequences
Arithmetic and Sequences
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Financial Mathematics
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Geometry
Graphing/Data Visualization
Math
Mathematics
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Number sequences
Number sequences and series
Number Theory
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