1. Maths

    A Geometric progression X has a first term of 4a and its sixth term is 256. Another Geometric progression Y has a first term of 3a and its fifth term is 48. Find the: (i) First term of X (ii) Sum of the first four terms of X

    asked by Ande2 on June 24, 2019
  2. Math PLEASE HELP PLEASE PLEASE PLEASE

    Question 1 Write the first four terms of the sequence whose general term is given. an = 3n - 1 Answer 2, 3, 4, 5 2, 5, 8, 11 -2, -5, -8, -11 4, 7, 10, 13 3 points Question 2 Write the first four terms of the sequence whose general term is given. an = 2(2n

    asked by Tony on July 10, 2012
  3. algebra

    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 in the sequence? Thanks for reading :)

    asked by brad on July 25, 2020
  4. math

    Determine whether each sequence is arithmetic or geometric. Find the next three terms. 1. 14, 19, 24, 29, . . . (1 point) geometric, 34, 39, 44 arithmetic, 32, 36, 41 arithmetic, 34, 39, 44 *** The sequence is neither geometric nor arithmetic. 2. –4, 8,

    asked by TTR+S<3 on May 2, 2014
  5. Math

    1. Find the 11th term of the geometric sequence 64, -32, 16, -8, … . 2. Find the 1st term of a geometric sequence with a 10th term -1024 and r = -2. 3. Find the sum of each infinite geometric series, if possible. a. 10 + 2 + 2/5 + ..... b. 1.2 – 2.4 +

    asked by Brianna on October 7, 2014
  6. math

    The 1st,5th,13th term of an arithmetic sequence are the first 3 terms of geometric sequence with a common ratio of 2. If the 21st term of the arithmetic sequence is 72, calculate the sum of the first 10 terms of the geometric sequence.

    asked by zack on April 9, 2015
  7. math Question

    the 5th term in a geometric sequence is 160. The 7th term is 40. What are the possible values of the 6th term of the sequence +70 70 +80 80

    asked by kristi on May 19, 2014
  8. 7th Grade Math for Steve.. or Ms. Sue

    Determine whether each sequence is arithmetic or geometric. Find the next three terms. 1. 14, 19, 24, 29, . . . (1 point) geometric, 34, 39, 44 arithmetic, 32, 36, 41 arithmetic, 34, 39, 44 ** The sequence is neither geometric nor arithmetic. 2. –4, 8,

    asked by Gabby on April 28, 2013
  9. Math

    Am I doing this correctly Use the geometric mean to find the 7th term in a geometric sequence if the 6th term is 75 and the 8th term is 48. A) 60*** B) 66 C) 57 D) 51.5 E) 59 F) 68 r^2 = 48/75 = 16/25 r = 4/5 7th term = 75 * 4/5 = 60

    asked by M, S, E, on May 11, 2017
  10. mathematics

    the third terms of a geometric progression is 360 and the sixth term is 1215. find the sum of the first four terms....

    asked by dike Abigail on June 27, 2017
  11. math

    Find the fifth term of a geometric sequence whose fourth term is 8/9 and whose seventh term is 64/243.

    asked by Alexis on March 16, 2015
  12. math

    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

    asked by Jon on December 12, 2007
  13. Algebra

    Determine whether each sequence is arithmetic or geometric. Find the next three terms. 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 nor arithmetic. I think this is C...?

    asked by Cassie on March 19, 2013
  14. maths

    the third term of a geometric sequence is 6 and the sixth term is 3 over 32. Determine the first terms and the general term Tn?

    asked by bahle on January 23, 2014
  15. Alg 2

    The first term of a geometric sequence is 25, and the fourth term is 1\5. (a) Find the common ratio r. r = Find the fifth term. a5 = (b) Find the partial sum of the first eight terms. S8 =

    asked by franey on August 15, 2015
  16. arithmetic

    use the geometric mean to find the 7th term in a geometric sequence if the 6th term is 50 and the 8th term is 18

    asked by Taylor White on March 17, 2011
  17. Algebra ll

    Help please, I don't understand how to do this... Give an example of an arithmetic sequence that is found in the real world. Find the common difference and write a recursive and iterative rule for the sequence. Use one of the rules to find another term of

    asked by Me and I on March 19, 2014
  18. maths

    The ratio of the 6th to the 2nd term of geometric sequence is 256.If the 3rd term of this sequence is 32.Determine the first and the third term.

    asked by lucy on July 3, 2020
  19. Math

    Alpha writes the infinite arithmetic sequence 10, 8, 6, 4, 2, 0... Beta writes the infinite geometric sequence 9, 6, 4, 8/3, 16/9,... Gamma makes a sequence whose n^th term is the product of the n^th term of Alpha's sequence and the n^th term of Beta's

    asked by Speedo on September 15, 2013
  20. algebra

    1. The geometric mean between the first two terms in a geometric sequence is 32. If the third term is 4, find the first term. 2. Insert a geometric mean between k and 1/k. 3. If 2 and 3 are two geometric means between m and n, fond the values of m and n.

    asked by sylvia on July 16, 2016
  21. Math

    an = 3n - 1 Answer 2, 3, 4, 5 2, 5, 8, 11 -2, -5, -8, -11 4, 7, 10, 13 3 points Question 2 Write the first four terms of the sequence whose general term is given. an = 2(2n - 3) Answer -6, -2, 2, 6 -1, 1, 3, 5 -2, -4, -6, -8 -2, 2, 6, 10 3 points Question

    asked by Tony on July 17, 2012
  22. Math

    The sixth term of an arithmetic sequence is 20.6 and the 9th term is 30.2. Find the 20th term and find the nth term.

    asked by Anonymous on May 13, 2015
  23. math

    the 4th term of a geometric sequence is 1/2 and the tenth term is 1/128 find the 10th term?

    asked by ian relacion on February 7, 2013
  24. math

    the third term of a geometric sequence is t3= -75 and the sixth term is t6= 9375. determine the first term and the common ratio

    asked by liza on January 4, 2011
  25. Can someone help me?!

    The 1st, 5th and 13th terms of an arithmetic sequence are the first three terms of a geometric sequence with a common ratio 2. If the 21st term of the arithmetic sequence is 72, calculate the sum of the first 10 terms of the geometric sequence.

    asked by Jm on January 3, 2013
  26. Math

    1. The fourth and seventh terms of a geometric sequence are 6 and 384, respectively. What is the common ratio and the sixth term of the sequence? 2. The fifth and eight terms of a geometric sequence of real numbers are 7! and 8! respectively. What is the

    asked by Penny on March 13, 2015
  27. Math

    1. What is the tenth term of the geometric sequence whose first term (a1) is 16 and the common ratio (r) is –½? 2. Given the terms a10 = 3 / 512 and a15 = 3 / 16384 of a geometric sequence, find the exact value of the first term of the sequence.

    asked by Jade on June 18, 2014
  28. Math

    Please help me with my midterm review my teacher was out sick today and idk how much longer she will be but my midterms Thursday. She only helps people who she has seen done there midterm review and gotten over half of it right so can any of you please

    asked by Mark on October 20, 2015
  29. Algebra 2

    The third and sixth terms of a geometric sequence are -75 and -9375 respectively. Find the first term, the common ratio, and an explicit rule for the nth term.

    asked by Kennedy on February 19, 2015
  30. Math *URGENT

    Please give the answers and solutions for each. 1.If the second term is 2 and the seventh term of a geometric sequence is 64, find the 12th term. 2. Which term if the geometric sequence 18,54,162,486,... is 3,188,646? 3. Determine the geometric mean of 8

    asked by Aliza on December 20, 2012
  31. math

    in a certain geometric sequence, the third term is 8 and the sixth term is 125. what is the first term?

    asked by deborah on July 22, 2011
  32. math...

    how can I tell if a sequences is airthmetic, geometric or neither? determine the first three terms of each and determine if each are airthmetic, geometric or neither. 1) tn=5t n-1+ 3 wheret 1=2 first three terms: 3,13,23 airthmetic 2)t(n)= -3(4)^n first

    asked by GEORGE! on October 18, 2006
  33. algebra

    can you check my answers please? What are the first three terms of the sequence: a1 = 3 and an = 2(an1)2? 2, 8, 18 3, 18, 648 --3, 32, 50 2, 6, 12, 24 What is the 14th term in the sequence: an = 4n + 13? -43 43 __> -69 69 What is the recursive rule for the

    asked by Jennifer on March 22, 2012
  34. Math-please check

    1. Write a rule for the sequence. 8, -1, -10, -19... A. Start with 8 and add -9 repeatedly B. star with -9 and add 8 repeatedly C. start with 8 and add 9 repeatedly D. start with 8 and subtract -9 repeatedly--- 3. What is the 7th term in the following

    asked by Rose on March 9, 2018
  35. math Help plz

    1.Given a geometric sequence with a_1=6 and r=2/3, write an explicit formula for a_n, the nth term of the sequence. 2.A geometric sequence has a_4=4 and a_5=7. What is a?

    asked by Kenneth on November 30, 2015
  36. Math

    Find the 10th term of a nonconstant arithmetic sequence whose 1st term is 3 with the 1st, 4th, and 13th term forming a geometric sequence. I've tried doing it differently everytime, but I always come to a dead end..

    asked by Anon on March 14, 2015
  37. Math binomial formula and sequence

    a) use the binomial formula to find the 5th term of the expansion (2x - 3)^8 ------ i got 90720x? b) Find a_n, the general term for a geometric sequence, given that the fourth term, a_4 is 16 and the seventh term is -128 c) Find the sum of

    asked by Kiirsty on May 25, 2014
  38. Quick math help

    Find the tenth term of the sequence: -6,1,8... Is it 57? For the sequence:2,4,8,16 the value of s4 is____. Is it 8? Find the 7th term of the sequence: 1,2,4,... Is it 64? Which term of this sequence is 275? 5,10,15,... Is it 1357? Find the 7thterm of an.

    asked by Anonymous on October 12, 2016
  39. Math

    the fifth term of an exponentrial sequence is 4375 and the second term is 35, find the third and the sixth term

    asked by Nero on June 19, 2019
  40. Mathematics

    Deternine the formula of the nth term of the sequence if the sum of the second and sixth terms of an arithmetic sequence is 4.the third term is 24 more than the leventh tern

    asked by Rabelani on January 16, 2015
  41. math

    the 4th term of a geometric sequence is 1/2 and the tenth term is 1/128 find the 10th term?

    asked by ian relacion on February 7, 2013
  42. algebra

    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 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

    asked by Marissa on August 24, 2007
  43. algebra

    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 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

    asked by Marissa on August 26, 2007
  44. algebra

    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 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

    asked by Marissa on August 23, 2007
  45. algebra(check)

    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 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

    asked by Marissa on August 24, 2007
  46. someone explain to me!

    the third term of a geometric sequence is t3= -75 and the sixth term is t6=9375. determine the first term and the common ratio. how do I do this question I am tying really hard but I still don't comprehend this question! We have t3 = -75 and t6 = 9375. A

    asked by Andrew on October 18, 2006
  47. Maths

    The third term of a sequence is 2(2/3) and the sixth term is 9. Find the first six terms when the sequence is; (a) arithmetic (b) geometric

    asked by Shane on June 17, 2013
  48. algebra1

    Which of the following functions represents a geometric sequence? Why? Answer Choices The function f(x)=x7 represents a geometric sequence because each term is raised to the seventh power to make it greater. The function f(x)=7x represents a geometric

    asked by miyah on October 9, 2017
  49. Math Help!!!

    determine whether each sequence is arithmetic or geometric. find the next three terms. 1. 14,19,24,29.... geometric, 34,39,44 arithmetic,32,36,41 arithmetic 34,39,44**** the sequence is nether geometric nor arithmetic 2. -4,8,-16,32.... arithmetic.

    asked by help asap on March 24, 2015
  50. Math

    A sequence is formed by adding together the corresponding terms of a geometric sequence and and an arithmetic sequence.The common ratio of the geometric sequence is 2 and the common difference of the arithmetic sequence is 2.The first term of the new

    asked by Piwo on April 12, 2012
  51. Pre-Calculus-check answers

    Find the sixth term in the geometric sequence: sqrt3y^3, -3y^5, 3sqrt3y^7 Answer: -27y^13 2) Find three geometric means between -sqrt2 and -4sqrt2. Answer: -2, 2sqrt2, -4 Thanks

    asked by Lucy on September 13, 2008
  52. Algebra

    I am so lost on these problems. Write a geometric sequence that starts with 3 and has a common ratio of 5. What is the 23rd term in the sequence. Write an arithmetic sequence that has a common difference of 4 and the eighth term is 13. What is the first

    asked by Randy on June 17, 2016
  53. Sj

    Mathematics......Under number patterns-Geometric series If a question goes.determine the expression for the nth term of the following sequence if the a) 4th term is 24 and the 7th term is 192 in a geometric sequence.what formula do i use here?because i

    asked by Mahlogonolo on July 16, 2015
  54. Algebra

    One question left for the night and i am stumped ... I need to find the sixth term of a geometric sequence in which a-sub-one = -7 and r = 3 .... Thanks in advance for you help!

    asked by MaryJo on December 12, 2012
  55. Algebra

    One question left for the night and i am stumped ... I need to find the sixth term of a geometric sequence in which a-sub-one = -7 and r = 3 .... Thanks in advance for you help!

    asked by MaryJo on December 12, 2012
  56. Math

    Question 1 Write the first four terms of the sequence whose general term is given. an = 3n - 1 Answer 2, 3, 4, 5 2, 5, 8, 11 -2, -5, -8, -11 4, 7, 10, 13 3 points Question 2 Write the first four terms of the sequence whose general term is given. an = 2(2n

    asked by Anonymous on July 10, 2012
  57. Maths

    1..The first 2 terms of a geometric progression are the same as the first two terms of an arithmetic progression.The first term is 12 and is greater than the second term.The sum of the first 3 terms od the arithmetic progression is 4/3 less than the sum of

    asked by Lucas on February 3, 2013
  58. Math

    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 sequence are 2 and 1/2 respectively. What is the first term? 3. Find the geometric mean between: a. 1/2 and 1/3 b. sqrt5 - sqrt2

    asked by Erin on October 7, 2014
  59. math

    in a certain geometric sequence, the third term is 8 and the sixth term is 125. what is the first term?

    asked by deborah on July 22, 2011
  60. Pre-Cal

    1) Write the first five temrs of the geometric sequence a1 = 2 r=sqrt3 I know the first term is 2 but the sqrt 3 threw me off so I do not know how to find the next numbers. 2) Find the nth term of the geometric sequence. a2 = 3 a5 = 3/64 n=1 I know the

    asked by Abbey on April 4, 2010
  61. Pre-Cal(Please help)

    1) Write the first five temrs of the geometric sequence a1 = 2 r=sqrt3 I know the first term is 2 but the sqrt 3 threw me off so I do not know how to find the next numbers. 2) Find the nth term of the geometric sequence. a2 = 3 a5 = 3/64 n=1 I know the

    asked by Abbey on April 4, 2010
  62. math30

    Sequences 1)A sequence has a first term of 24 and every other term is one half of the previous term. a)Write the first four terms of the sequence. b)Find a recursive formula that defines this sequence. c)Find an explicit formula that defines this sequence.

    asked by alejandro on August 8, 2012
  63. MATH

    In an arithmetic sequence, the first term is 100 and the sixth term is 85. Find the common difference. Then, find the 50th term of the sequence. Do I use the formula an=a1+(n-1)d? If so, what would my "n" by in the equation?

    asked by lYDIA on January 16, 2011
  64. math

    in an arithmetic sequence the common difference is equal to 2.the first term is also the first term of a geometric sequence. the sum of the first 3 terms of an arithmetic sequence and the sum of the first 9 terms of an arithmetic sequence form the 2nd and

    asked by Brainblocked on January 30, 2015
  65. Algebra

    Need to get these problems checked-- 31. Determine whether the sequence 7, 21, 35, 49 is geometric. If so, find its common ratio. a. no b. yes, common ratio of 14 c. yes, common ratio of 12 I'm stuck between A and B.. 32. What are the next three terms of

    asked by mysterychicken on June 18, 2010
  66. Algebra

    Need to get these problems checked-- 21. Suppose inflation of money is at a rate of 3% per year in the US. How much will a $1 candy bar cost in 30 years? 1.03^30 * 1= $2.43 22. Find the next 3 terms of the geometric sequence 4, 10, 25. 125, 625, 3125?

    asked by mysterychicken on June 17, 2010
  67. Algebra ASAP

    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 = (b) Find a formula for the nth term an of the sequence. an = (c) Find the tenth term of the sequence. a10 =

    asked by hey on August 14, 2015
  68. math

    suppose an arithmetic sequence and a geometric sequence with common ration r have the same first two terms. show that the third term of the geometric series is r^2/(2r-1) tomes the third term of the arithmetic sequence

    asked by isa on February 17, 2009
  69. MATH

    A new sequence is formed by adding together the corresponding terms of a geometric sequence and an arithmetric sequence. the geometric sequence has a common ratio of 3 and the arthmetric sequence has a common difference of -2. The first two terms of the

    asked by charlie123 on February 19, 2015
  70. math

    The 65th therm in a geometric sequence is 8000, and the 69th term is 500, find the 64th term using the geometric series sum formula

    asked by Poppy on December 18, 2011
  71. Math - Arithmetic & Geometric

    1) Given the terms a35 = 1238 and a70 = 1483 of an Arithmetic. Find the exact value of the term a105 a sequence and sum of sequence. 2) Given a3 = 99 and a5 = 891 of a Geometric. Find the exact value of the term a7 of the sequence and the sum of sequence.

    asked by Student555 on February 28, 2011
  72. precalculus

    Identify if the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic or geometric, then find the next term. and write the nth term. . t-3,t-2, t-1, t... . 1,-3/2,2,-5/2....

    asked by Anonymous on May 9, 2015
  73. college precalculus I still dont get it

    Identify if the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic or geometric, then find the next term. and write the nth term. 1. t-3,t-2, t-1, t... 2. 3/4,1/2,1/3,2/9... 3. 1,-3/2,2,-5/2....

    asked by kendrick on May 9, 2015
  74. college precalculus

    Identify if the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic or geometric, then find the next term. and write the nth term. 1. t-3,t-2, t-1, t... 2. 3/4,1/2,1/3,2/9... 3. 1,-3/2,2,-5/2....

    asked by Kendrick on May 9, 2015
  75. precalculus no clue

    Identify if the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic or geometric, then find the next term. and write the nth term. . t-3,t-2, t-1, t... . 1,-3/2,2,-5/2....

    asked by Anonymous on May 9, 2015
  76. Maths

    Eric thinks of 2 sequences.One is geometric and the other arithmetic.Both sequences start with the number 3.The common ratio of the geometric sequence is the same as the common difference of the arithmetic sequence.If the 6-th term of the geometric

    asked by Lucas on February 3, 2013
  77. math

    A particular geometric sequence has strictly decreasing terms. After the first term, each successive term is calculated by multiplying the previous term by m/7. If the first term of the sequence is positive, how many possible integer values are there for

    asked by Chris Phill on August 14, 2019
  78. math

    find the fifth term of geometric sequence a=-6 r=2 This website explains how to do it: http://www.mathguide.com/lessons/SequenceGeometric.html However, you must designate which term in the sequence is what you call "a". Is it the f1rst term, a1? If so, a2

    asked by john on September 24, 2006
  79. MATH!!

    ~Determine whether each sequence is arithmetic or geometric fund the next three terms~ *Doing a math unit test and stuck on these five* 1.14,19,24,29.... 2.-2,8,-16,32... 3.81,27,9,3... 4.What are the first four terms of an arithmetric sequence if the

    asked by Makayla<3 on January 27, 2015
  80. Pre-calculus

    State whether the sequence is arithmetic or geometric, write a recursive and explicit formula and find the 10th term. 81, -27, 9, -3, 1... Sequence Type: geometric Recursive: _______ Explicit: ______ 10th Term: -1/243

    asked by HELP on April 28, 2019
  81. math

    the second term of geometric sequence is 6 and the fifth term is _48. find also, in simplified form, of the first n terms of this sequence.

    asked by Watson on April 2, 2019
  82. Math

    If term 3=15/16, term6= 5/18 and the last term is 40/729, find the number of terms in the sequence if the sequence is geometric

    asked by Linda on January 22, 2019
  83. precalc

    Determine whether the sequence is geometric or arithmetic. Then give the general formula for the nth term of the sequence. 6.1, 6.9, 7.7, 8.5, 9.3,... I think it is Geometric, but i don't know how to find the formula

    asked by Alex on December 5, 2011
  84. Math

    The fifth term of an eponential sequence is 4375 and the second term is 35. Find the third , sixth term and sum of the of the first five term

    asked by Yunusah Amen on March 26, 2019
  85. Maths

    The first term of an arithmetic sequence is 2. The first, third and eleventh terms are the first three terms of a geometric sequence. Determine the seventh term of the geometric sequence

    asked by Anonymous on March 1, 2012
  86. maths

    given 1,0.5,4,o.25,7,0.125,10 assume this pattern continues consistently 1.write down the 33th term in this sequence 2.determine the sum of the first 24 terms in this sequence.give the answer to five decimal place 2.1.in a geometric sequence the fourth

    asked by memory on February 15, 2015
  87. Quick Math Help

    Find the tenth term of the sequence: -6,1,8... Is it 57? For the sequence:2,4,8,16 the value of s4 is____. Is it 8? Find the 7th term of the sequence: 1,2,4,... Is it 64? Which term of this sequence is 275? 5,10,15,... Is it 1357? Find the 7thterm of an.

    asked by Anonymous on October 11, 2016
  88. Quick math help

    Find the tenth term of the sequence: -6,1,8... Is it 57? For the sequence:2,4,8,16 the value of s4 is____. Is it 8? Find the 7th term of the sequence: 1,2,4,... Is it 64? Which term of this sequence is 275? 5,10,15,... Is it 1357? Find the 7thterm of an.

    asked by Anonymous on October 10, 2016
  89. Algebra

    The second term of a geometric sequence is 9 and the fourth term is 81. Find the sum of the first 10 terms of this sequence. How can I find the answer?

    asked by Clueless on December 29, 2017
  90. Math

    Please help. 51. Solve: 125=(x3)/0.3^-3 a.7 b.14 c.15 d.9 53. 49x-2 = 7Ö 7 a.-5/4 b.5/4 c.11/4 d.-11/4 60. Simplify: 2log^3 6 - log^3 4 a.3 b.6 c.4 d.2 61. Solve the equation: logb (x^2 + 7) = 2/3logb 64 a.9 b.3 c. √23 d. ±3 62. Solve: (The fifth root

    asked by Holly on May 21, 2013
  91. mathematics

    The geometric mean between the first two terms in a geometric sequence is 32. if the third term is 4 find the first term

    asked by Anonymous on May 11, 2020
  92. maths

    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 common ratio and the first term

    asked by martin np on May 18, 2016
  93. math

    in a geometric sequence the first term is 2. The 3rd term is the sum of the 1st and 2nd term. Find the ratio, and the 2 terms

    asked by saraah on June 3, 2013
  94. math

    the 65th term in a geometric sequence is 8000, and the 69th term is 500. find the 64th term

    asked by Annie on January 4, 2012
  95. Advanced Functions

    I need help answering these questions 1. State the Common Ratio of the following Geometric sequence 3/4 , 3/10 , 3/25 , 6/125 2. In the Arithmetic Sequence below, X = ___ 100 , ___ , _X_ , 64 3. For the Geometric Sequence below, X = ___ _X_ , 48 , ___ ,

    asked by Temour on March 23, 2009
  96. Algebra

    Find the fifth term of a geometric sequence whose fourth term is 32/27 and whose seventh term is 256/729.

    asked by Allyssa on March 18, 2015
  97. Math

    the 12th term in a geometric sequence is 49, and the 14th term is 2401 . Find the 15th term

    asked by Melissa on December 17, 2011
  98. maths

    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 term

    asked by Awe on January 21, 2014
  99. pre-calculus urgent

    Please help me here as well to clarify more my understanding. Let a1, a2, a3, . . . be a geometric sequence with initial term a and common ratio r. Show that a1^2, a2^2, a3^2, . . . is also a geometric sequence by finding its common ratio. Given that the

    asked by Alex on August 15, 2015
  100. algebra 2

    What is the 20th term of the sequence that begins -3,6,-12,24? A. 524,288 B 524,288 C. 1,572,864 d. 3,145,728 The term in a geometric sequence is 160. the 7th term is 40. What are the possible values of the 6th term of the sequence? You roll a standard,

    asked by Multiple choice please help on May 19, 2014