# 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 for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

92,916 questions, page 5
1. ## Maths

The ratio between the first term and the second term in an arithmetic sequence is 3/4. The ratio between the second term and the third term is 4/5. a. Calculate the ratio of the third term to the fourth term. (Answer is 5/6) b. Find the ratio of the nth

asked by Fred on September 24, 2018
2. ## math

Given that the sum of the first 20 terms of an arithmetic sequence is 1150 and the fifth term is twice the second term . find: 1.The first term and the common difference 2. find the general formula

asked by martin np on May 17, 2016
3. ## math

the 8 term of a linear sequence is 18 and the 12 term is 26 find the first term common difference and the 20 term

asked by Israel on May 12, 2019
4. ## math

If 6 times the sixth term of an arithmetic progression is equal to 9 times the 9th term, find the 15th term.

asked by llll on April 21, 2018
5. ## Math

The first four term of a different sequence are given below 4 . 10 . 18.28 Q. The nth term of sequence is n(n+p) where p is integer . Find the value of p .

asked by G.g on November 4, 2018
6. ## AP calculus

The sixth term of an Arithmetic Progression is 23 and the sum of the six terms is 78. Find the first term and the common difference.

asked by Watermelon on November 24, 2011
7. ## intro cal

the first 3 term of a geometric progression are k-4, 2k-4, 4k+4. what is the value of k? can someone help please! in any geometric progression any term divided by its previous term gives you the common ratio, so .... (2k-4)/(k-4) = (4k+4)/(2k-4)

asked by Emma on May 18, 2007
8. ## MATHEMATICS

THE FIFTH TERM OF AN ARITHMETIC SEQUENCE IS 23 AND THE 12TH TERM IS 72.AND THEY SAY DETERMINE THE FIRST THREE TERMS OF THE SEQUENCE AND NTH TERM

asked by LERATO on January 18, 2015
9. ## Maths

Find 8 terms of the arithmetic progression if the second term is 2 and the sixth term is 5

asked by Great on March 5, 2012
10. ## 10th grade

The common difference of an arithmetic sequence is 4. The 13th term is 103. Find the general term of the arithmetic sequence.

asked by Charmian on September 7, 2008
11. ## Math for Educators

Find the 9th term of sequence. 4, 12, 36, 108, .... The 9th term of sequence is ?? My answer 236,196 4+[3(n-1)] Correct?

asked by Carol on June 4, 2013
12. ## maths

the forth term of an A.P is 11 and the sixth term is 17 find the tenth term?

asked by cabdiqaadir on March 21, 2015
13. ## Algebra

1)Find the sum of the infinite geometric series: 1 + 3/5 + 9/25 + ..., if it exists. A)5/3 B)5/2 C)3/5 D)does not exist I chose B (3/5)/1 = .6 S = a1/1-r 1/1-.6 2.5 2)Use the Binomial Theorem to find the sixth term in the expansion of (m+2p)^7. A)21m^2p^5

asked by Jon on February 22, 2008
14. ## Math,english,further math,government,CRS,lit in english,yoruba,civic,agric,biology

The fourth and sixth term of an arithmetic progession are -4 and -10 respectively. Find A.the common difference B.the first term C.sum of the first twelve terms

asked by Comfort on February 12, 2016
15. ## further math

The fifth term of an exponential sequence (g.p)is greater than the first term by 13 and the half and the first term is greater than the third term by 9.find the common ratio and the first term

asked by uche on January 29, 2019
16. ## Calculus

A deposit of \$1000 is made at the beginning of each month in an account at an annual interest rate of 3% compounded monthly. The balance in the account after n months is An = 1,000(401)(1.0025^n - 1). (a) Compute the first six terms of the sequence {An}.

asked by Jenny on February 11, 2013
17. ## math

51.A sequence t is defined where the first term is –4. Each successive term is 3 more than the term before it. (a)Write an explicit formula for the sequence t. (b)A second function is defined as s(n) = 2 + 2n. Compare the rates of change of t(n) and

asked by kim on January 2, 2014
18. ## Math

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 and what is the sequenced formed? My answer is neither is a GP since they don't have a common ratio. If this is the case, is

asked by Brianna on October 18, 2014
19. ## Maths

In the sequence 3,p,q,24 are the first four terms.determine the values of p and q if the ,(a)the sequence is geometric .(b)the sequence is arithemetic

asked by Rabelani on February 25, 2015
20. ## Math

The fifth term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms. I'm having trouble figuring out how to do this.

asked by Lilly on February 21, 2015
21. ## Math

The 8th term of a linear sequence is 18 and the 12th term is 26.find the first. The common difference the 20th term

asked by Bibi on April 23, 2019
22. ## Geomatic Sequence

In a geomatic sequence, the 7th term exceeds the 5th term by 48. Find the first term if the common ratio is 2.

asked by Fara on October 1, 2012
23. ## Math

The 5th term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms.

asked by Anonymous on February 23, 2015
24. ## math

I can't solve this one: The second term of an arithmetic sequence is 24 and the fifth term is 3.Find the first term and the common difference. How could I get the answers if there's only two given numbers?

asked by maiah on June 27, 2016
25. ## Dr.tsegay

The 3rd term of arthmetic sequence is 3/4th of 6th term.and their sum is 60.find a,d and nth term.

asked by Tsige on December 22, 2015
26. ## math...help please!

i need help figuring out this question! :) write a equation for this sequence. then find the 100th term. term number 1 2 3 4 term 6 10 14 18

asked by Rebekka on October 2, 2007
27. ## math

The first term of an arithmetic sequence is 2.The 12th term in the progression is 9 times bigger than the 2nd term. Find the common difference d.

asked by John on February 17, 2016
28. ## further maths

If 5th term of an exponential sequence is greater than the 4th term by thirteen and half and the 4th term is greater than the 3rd term by 9,find the common ratio and the 1st term

asked by delight on October 29, 2017
29. ## Math

The third term of a geometric progression of positive terms is 18 and the fifth term is 162 Find the common ration and the first term? Write an expression for the Nth term of the progression? Find the sum of the first 8 terms of the progression??

asked by Emma on June 14, 2017
30. ## math...help please!

I need help figuring this out please! :) Write an equation for this sequence and find the 15th term. Term Number 1 2 3 4 Term 0 1 2 3

asked by Rebekka on October 2, 2007
31. ## math

Find the 265th term of an arithmetic sequence whose second term is 5/8 and whose 9th term is 71/24 pls help asap

asked by Alicia on December 9, 2011
32. ## Algebra

The fifth term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms

asked by Rachel on February 22, 2015
33. ## math

find the fith term (a5) of the sequence with the first term a1=10 and for whic each succwssive term is three tenths of the previous

asked by john on December 6, 2010
34. ## Math

The following are the first four terms of a sequence: a, a (1/b),a(1/b(1/b),a(1/b)(1/b)(1/b) where a is a positive integer. Is the eight term positive or negative? explain So the sequence could be seen as {a/b^(n-1): n=1,2,3...} I hope you can see that the

asked by dgibson on September 3, 2006
35. ## pre algebra

solve whether the sequence is arithmetic or geometric if it is arithmetic or geometric,state the common difference or common ratio and write the next three terms of the sequence 10,18,26,34

asked by keith on May 3, 2012
36. ## Math Concepts

What is the difference between an arithmetic sequence and a geometric sequence? In an arithmetic sequence, the difference between successive numbers is the same. Example: 1, 3, 5, 7, 9.. In a geometric sequence, the ratio of successive numbers is the same.

asked by Amy on April 9, 2007
37. ## math

help me with sequences problem.So if the sequence is 2,5,10,17,26 +3 +5 +7 +9 1st difference +2 +2 +2 2nd difference then the nth term can be worked out by writing out : n 1 2 3 4 n squared 1 4 9 16 original sequence 2 5 10 17 nth term= n squared+1 but

asked by Anonymous on May 9, 2009
38. ## math

IN a geometric sequence the 5th term is 60 and the first five terms are 783/2. What is the sum of the first 10 terms.

asked by jay sayn on May 12, 2015
39. ## Algebra

Find the next three terms 1. 14,19,24,29 A.geometric 34,39,44 B.arithmetic 32,36,41 C.arithmetic 34,39,44 D.The sequence is neither geometric or arithmetric I think the answer is c

asked by SeCondra on January 22, 2016
40. ## MATH

Find the value of A + B if the A is the first term and B is the common difference of the sequence whose 4th term is 3 and 20th term is 35

asked by Katie on November 7, 2011
41. ## math

The 6th term in an arithmetic sequence is 74 and the 10th term is 62 , find the 50th term

asked by Heather on December 18, 2011
42. ## Algebra

Find four numbers that form a geometric progression such that the second term is less than the first by 36 and the third term is greater than the fourth term by 324. (Hint: There are two possible sets of four numbers)

asked by Anonymous on January 20, 2017
43. ## algerbra 9th grade

The first term in an arithmetic sequence is 5. The second term in the sequence is 8. What is the explicit rule? What is the 25th term? A. an= 5 + (n – 1)(-3); -67 B. an = 2 + (n – 1)(3); 74 C.an = 5 + (n – 1)(3); 77 D.an = 2 + (n – 1)(-3); -70

asked by Anonymous on November 2, 2018
44. ## maths

The fifth term of an arithmetic sequence is 23 and the 12th term is 72. And they say first question 1.determine the first three terms of the sequences and the nth term. 2.what is the value of the 10th term. 3. Which term has a value of 268.

asked by keabtswe on January 18, 2016
45. ## arithmetic

if 6 times the sixth term is equal to 15 times the fifteenth term ,find its 21st term

asked by Anonymous on February 29, 2012
46. ## AP Calculus

Find the sum of the first n terms of the sequence. The sequences are either arithmetic or geometric. 13. -1, 11, -121, ...; n = 9 A. 235,794,769 B. 429,981,696 C. -429,981,696 D. 196,495,641 E. -196,495,641 F. -235,794,769 I know that n = # of terms (9) d

asked by Brock on July 10, 2012
47. ## maths

In an arithmatic sequence, sum of 9 terms is 279 and sum of 20 terms is 1280. Find 5th term ? Find 16th term ? Write the sequence.

asked by Balaji on August 11, 2016
48. ## math

In the geometric progression, the first is a and the common ratio is r. The sun of the first two terms is 12 and the third term is 16 Determine the ratio (ar^2)/(a+ar) If the first term is larger than the second term, find the value of r.

asked by David on February 17, 2015
49. ## maths

The fifth term of an arithmetic sequence is 23 and 12th term is 72. And they say 1. Determine the first three terms of the sequences and the nth term. 2. What is the value of the 10th term. 3. Which term has a value of 268.

asked by keabtswe on January 18, 2016
50. ## Calculus 2 - Series

I am so confused on how to do series problems...especially these. How can you tell the pattern and determining the formula for them? Can someone please help? 26) Write the first five terms of the sequence {an} whose nth term is given. an = (n + 3)/(2n −

asked by Helen on March 29, 2015
51. ## math

what are the similarities and differences between an arithmetic sequence and a linear equation? ok i know that arithmetic sequence is a sequence of real numbers for which each term is the previous term plus a constant (called the common difference). For

asked by Claudia on October 19, 2008
52. ## math

1. Use the given arithmetic sequence to answer the following problems. Arithmetic sequence: 10, 15, 20, 25, 30, …. a. Use the formula to find the 75th Term of the given Arithmetic Sequence I. Formula: II. Work: b. Use the formula to find the nth Term of

asked by angell on March 20, 2009
53. ## Math

Which term is 13122? The geometric sequence is 2, -6, 18, -54 tn=ar^(n-1) 13122=2(-3)^(n-1) 6561=(-3)^(n-1) log6561=n-1log-3 You can't divide with negative logs, how do I isolate n?

asked by QQ on January 4, 2010
54. ## Math

Which explains why the sequence 64, 4, 1/4,... is arithmetic or geometric? A. The sequence is geometric because it decreases by a factor of 1/16. B. The sequence is arithmetic because it decreases by a factor of 1/16. C. The sequence is geometric because

asked by Angel on March 24, 2015
55. ## Maths

In a quadratic sequence.....Term 2 is 11,Term 4 is -7,term 7 is -64....determin the general term for the sequence

asked by Lucas on February 26, 2013
56. ## Algebra

I need some help with algebra as I'm confused as to how to solve them. Find the common difference d and the value of a1 using the information given. 1. a6= 5/4, a8= 9/4 Evaluate each sum. 2. E like symbol that has a 29 on the top. On the bottom n=1 and to

asked by Jenny on April 8, 2013
57. ## Alg I

Margot and Francois were doing their algebra homework when Margot's dog, Pepe, bit off a piece of the paper they were working on. All they had left was a part of the sequence: 6, 12, ... and the fact that 1536 was another term of the sequence. Assuming the

asked by Juan on February 27, 2018
58. ## algebra

The second term of an arithmetic sequence is 24 and the fifth term is 3.Find the first term and the common difference.

asked by rhey on June 29, 2016
59. ## math

Find the arithmetic sequence whose fifth term = 21, and the tenth term = 3 times the second term

asked by Farouk on March 5, 2017
60. ## math

find the 4th term of an arithmetic sequence whose first term is -8 and whose 9th term is 32.

asked by breauna on January 30, 2014
61. ## math

If the second term of an arithmetic sequence is -2 and the fourth term is 6, find the seventh term

asked by kailey on June 15, 2017
62. ## math

find the first 3 term s of an arithmetic sequence in which the 21 term is -54 and the fifteenth term is -170

asked by Anonymous on April 14, 2015
63. ## Algebra II

1. Which represents the first two terms of the sequence: a_1 = 2 and a_n = -2(a_n-1)^2 option a. -8, -128 option b. 16, 1024 option c. -2, 16 option d. 2, -8 2. Which is the seventh term in the sequence: a_n = -1/125 * 5^n-1 option a. -125 option b. -625

asked by 1234White5678 on April 6, 2016
64. ## Math

The second and fifth terms of a geometric progression (G.P) are 1 and ⅛ respectively. Find the: A, common ratio; B, first term; C, eighth term.

asked by Best on January 29, 2019
65. ## Math

Find the sum to 5 terms of the geometric progression whose first term is 54 and fourth term is 2.

asked by Fadhlur Rahmah on June 15, 2013
66. ## quine

The 2nd and 5th term of a geometric progression are - 6 & 48 find the sum of the first four term respectively

asked by opeyemi on November 12, 2015
67. ## Math

Given a geometric progression: 0.05, 0.2, 0.8, ... Find the sum from the 5th term to the 8th term?

asked by azmeerahim on January 18, 2013
68. ## Mathematics

The second and fifth terms of a geometric progression (g.p) are 1 and 8 respectively. Find the common ratio,first term, and the eight term.

asked by Ashley on August 12, 2017
69. ## optional math

Seventh term of geometric series is 64 and sum of its 10 terms is 1023. Find its 15th term.

asked by Aakash on February 28, 2017
70. ## Math

Geometric And Arithmetic Sequences a store manager plans to offer discounts on some sweater acording to this sequence: \$48, \$36, \$27, \$20.255,... What would be the price of a sweater after 8 discounts? Is this an arithmetic or geometric sequence?

asked by Chris on April 23, 2018
71. ## Math

Write a rule for the sequence 2,6,10,14 A.start with 2 and subtract 4 repeatedly B. Start with 4 and add 2 repeatedly C. Start with 2 and add 4 repeatedly ▶D. Start with to and add one add to at 3 and so on 2,4,8,16 A. Start with 2 and divided by 2

asked by Connor model 313 248 317-51 on February 27, 2019
72. ## math

What are the following symbols used in math sequences: a sub i, n, N? ai is the ith element of the sequence n is the value of i in the term you are refering to. For instance, 3,4,5,6 a3 is 5. That term corresponds to n=3 N is the number of terms in the

asked by Carter on April 5, 2007
73. ## Calculus Check

The region R is bounded by the x-axis, x = 1, x = 3, and y = 1/x^3. Here is what I have so far: Radius = 1/(x^3) Area of Cross Section = pi(1/(x^3))^2 Simplified: pi(1/(x^6)) Volume = (definite integral from 1 to 3) pi(1/(x^6)) dx = pi( -1 / 5(3)^5) -

asked by Mooch on March 13, 2012
74. ## Math

The fourth term of a geometric series is 30; the ninth term is 960. Determine the sum of the first nine terms. How do I find t1 and r?

asked by Anonymous on July 6, 2016
75. ## math-algebra

14. The last term of an arithmetic sequence is 207, the common difference is 3, and the number of terms is 14. What is the first term of the sequence?: A. 165 B. 171 C. 249 D. 168 Please explain. thanks

asked by Anonymous on September 26, 2007
76. ## physics

The formula 2^2n-1 denotes the nthe term of a sequence. which term of the sequence is 2^21 a). 11th b). 6th c). 10th d). 8th?

asked by poppy👌🤔 on May 8, 2019
77. ## math

A sequence is given by the rule n-12, where n represents the term in the sequence. What is the 17th term in this sequence?

asked by milli on February 12, 2018
78. ## MATH URGENT ASAP

Find the next three terms in the sequen 1. 30, 22, 14, 6... -3, -12, -21 -1, -8, -15 -1, -2, 3 -2, -10, -18**** 4. Find the first four terms of the sequence represented by the expression. 4. 3n+5 5,8,11,14 8,11,14,17 3,6,9,12 0,8,11,14 (idk about this

asked by Aaliyah on March 9, 2016
79. ## MATH MRS. SUE/STEVE

Find the next three terms in the sequen 1. 30, 22, 14, 6... -3, -12, -21 -1, -8, -15 -1, -2, 3 -2, -10, -18**** 4. Find the first four terms of the sequence represented by the expression. 4. 3n+5 5,8,11,14 8,11,14,17 3,6,9,12 0,8,11,14 (idk about this

asked by Aaliyah on March 9, 2016
80. ## Math URGENT HELP

Find the next three terms in the sequen 1. 30, 22, 14, 6... -3, -12, -21**** -1, -8, -15 -1, -2, 3 -2, -10, -18 4. Find the first four terms of the sequence represented by the expression. 4. 3n+5 5,8,11,14 8,11,14,17 3,6,9,12 0,8,11,14 (idk about this

asked by Aaliyah on March 9, 2016
81. ## algebra

I'm pretty sure these are right but I just want to check. 1)Find the 20th term of the arithmetic sequence in which a1=3 and d=7 a.143 b.136 c.140 d.133 answer=b 2)Write an equation for the nth term of the arithmetic sequence -3,3,9,15... a.an=n+6 b.an=6n+9

asked by Marissa on August 24, 2007
82. ## algebra

I'm pretty sure these are right but I just want to check. 1)Find the 20th term of the arithmetic sequence in which a1=3 and d=7 a.143 b.136 c.140 d.133 answer=b 2)Write an equation for the nth term of the arithmetic sequence -3,3,9,15... a.an=n+6 b.an=6n+9

asked by Marissa on August 26, 2007
83. ## algebra(check)

I'm pretty sure these are right but I just want to check. 1)Find the 20th term of the arithmetic sequence in which a1=3 and d=7 a.143 b.136 c.140 d.133 answer=b 2)Write an equation for the nth term of the arithmetic sequence -3,3,9,15... a.an=n+6 b.an=6n+9

asked by Marissa on August 24, 2007
84. ## algebra

I'm pretty sure these are right but I just want to check. 1)Find the 20th term of the arithmetic sequence in which a1=3 and d=7 a.143 b.136 c.140 d.133 answer=b 2)Write an equation for the nth term of the arithmetic sequence -3,3,9,15... a.an=n+6 b.an=6n+9

asked by Marissa on August 23, 2007
85. ## Algebra

Identify the sequence as arithmetic, geometric, or neither. Explain your answer. 1.6, 0.8, 0.4, 0.2, . . . I think it is geometric - divisible by 1/2...? Is that right?

asked by cassie on March 21, 2013
86. ## isah

the sixth term of arithmetical progression is half of its twelfth term.the first term is equal to

asked by abdulraheed on December 1, 2015
87. ## maths

Find two geometric progression having: 2 as second term and 1458 as eight term,

asked by Shane on June 15, 2013
88. ## maths

Find two geometric progressions having: 54 as third term and 27/32 as ninth term.

asked by Shane on June 18, 2013
89. ## math

Find the geometric series whose second term is 1.5 and the fifth term is 0.1875

asked by pam on August 19, 2014
90. ## Math

I need help with sequences 2,1,1/2,1/4,... Is this arithmetic, geometric,neither, or both (geometric?) 7,9,11,13 arithmetic, geometric,neither, or both. (arithmetic?) 1,2,4,8... Whats the rule think the rule is: Start with one and multiply by two

asked by Amber on April 24, 2015
91. ## Maths

The first Arthmatic sequence is 23 and the 12th term is 72. Determine the first three terms in the sequence and the nth term and also Determine the Value of 10th term

asked by Patricia on February 9, 2016
92. ## Calculus

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 use it to find the 12th term.

asked by Rich on August 15, 2012
93. ## arithmetic geometric

Determine whether each sequence is arithmetic geometric or neither if the sequence is arithmetic give the common difference if geometric give the common ratio 1. 6,18,54,162, 2. 4,10,16,22 3. 1,1,2,3,5,8 4. 625,125,25,5 5. 5,8,13,21,34

asked by Emily on July 15, 2018
94. ## Math

Consider all 3-term geometric sequences with first term 1 and with common ratio the square of an integer between 1 and 1000 (inclusive). How many of these 1000 geometric sequences have the property that the sum of the 3 terms is prime?

asked by Maths lover Please Help... on May 1, 2013
95. ## algebra

Please Help Me Check My Work :) 1) Find the 5th term of - f(n)= 3(n-3) My answer- -279 2) Find the third term if the first term is 4 - f(n)= 2f(n-1)+2 My answer- 16 3) Find the third term using the explicit rule - f(n) 4-n/n+3 My answer- 1/6 4) Recursive

asked by Kim on November 8, 2014
96. ## maths

if the second term of an arithmetic sequence is 15 and the fifth term is 24. determine the third and fourth term of the sequence

asked by Nathabiseng on February 8, 2016
97. ## math

If the first term in an arithmetic sequence is 15 and the tenth term is 69. What is the fourth term in the sequence?

asked by rebecca on May 25, 2016
98. ## math

the first term of the arithmetic sequence is -37 and the second term is-30 what is the smallest positive term of the sequence?

asked by Ola on March 4, 2015
99. ## math

the first term of the arithmetic sequence is -37 and the second term is-39 what is the smallest positive term of the sequence?

asked by Ola on March 4, 2015
100. ## math

If the first term in an arithmetic sequence is 15 and the tenth term is 69. What is the fourth term in the sequence?

asked by Anonymous on May 26, 2016