The sixth term of GP is 16 and the third term is 2.Find the first term and common ratio. 6th term =16 3rd term=2 So ar^5=16 and ar^2=2, then divide. So r^3=8, and r^3 =2^3. Therefore r =2 and a=1/2

99,135 results
  1. algebra

    The fifth term of an A.P exceeds twice the second term by 1.The tenth term exceeds twice the fourth term by 3. Find:1.the first term. 2.the common difference. 3.the sum of first twenty five terms.

  2. Arithmetic Sequence

    Given the third term of an arithmetic sequence less than the fourth term by three. The seventh term is two times the fifth term. Find the common difference and the first term.

  3. Math

    The sixth term of an A.P. is 5 times the first term and the eleventh term exceeds twice the fifth term by 3 . Find the 8th term ?

  4. math

    The fourth term of an ap is 1 less than twice the second term. If the sixth term is 7, find the first term.

  5. Math

    The fourth term of an arithmetic sequence is less than the fifth term by 3. The seventh term is three times the fifth term. Find the common difference and the first term

  6. math

    The 3rd term of an Arithmetic Progression is 10 more than the first term while the fifth term is 15 more than the second term. Find the sum of the 8th and 15th terms of the Arithmetic Progression if the 7th term is seven times the first term.

  7. math

    If third term of an A.P. is four times of first term and sixth term is 17. find the series.

  8. arithmetic

    in an arithmetic progression the 13th term is 27 and the 7th term is three times the second term find;the common difference,the first term and the sum of the first ten terms

  9. Mathematics

    If the sixth term of an A.P is 37 and the sum of the first sixth term is 147.find the first term and the sum of the first 15 terms

  10. geometric progression

    the 3rd term of a gpis 10 and the 6th term is 80 find the common ratio No2 if the 2nd term of a gp is 4 and the 5th term is 1over 16,the7th term is_

  11. Precalc

    Find a formula for the nth term if... a)the 8th term is 8 and the 20th term is 44 b) the 8th term is 4 and the 18th term is -96 thanks!! I am just confused how you do this if you don't know what n is.

  12. 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?

  13. mathematics

    A goemetric progression is such that the 3rd term is 9times the first term ,while the 2nd term is one-twenty fourth of the 5th term.Find the 4th term

  14. arithmetic

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

  15. Math

    The sixth term of an ap is -10. 10th term is -26. Find 15th term of ap

  16. Maths

    The sixth term of GP is 16 and the third term is 2.Find the first term and common ratio. 6th term =16 3rd term=2 So ar^5=16 and ar^2=2, then divide. So r^3=8, and r^3 =2^3. Therefore r =2 and a=1/2

  17. Math

    the 16th term of an AP is three times the 5th term. If the 12th term is 20 more than the 7th term find the first term and the common difference

  18. 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

  19. Math

    In an A.P.the third term is four times the first term, and the sixth term is 17; find the series.

  20. Mathematics

    The 14th term of an ap is 96 while the 25th term is 173.find the 19th term,2 sum of 13th and 56th term.3 product of 6th and 13th term.

  21. Math(A.P)

    The fourth term of an A.P is equal to 3 times the first term and the seventh term exceeds twice the third term by 2. The first term and the common difference are:

  22. Mathematics

    A GP is such that the 3rd term is nine times the 1st term while the 2nd term is one - twenty fourth of the 5th term .Find it's fourth term.

  23. arithmetic

    first term and larst term of a geometric progression is 42.if the forth term is greater than the second term by 168, find the first term.the forth term.

  24. math

    The 3rd term of a geometric progression is nine times the first term.if the second term is one-twenty fourth the 5th term.find the 4th term. solution ar^2=9a r=sqr of 9 r=3.pls help me on how to get the first term(a)

  25. mathematics

    the sixth term of an AP is 35 and 13th term is 77.find the 20th term.

  26. math

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

  27. 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.

  28. Math

    In an AP, the 9th term is -4 times the 4th term and the sum of the 5th and 7th term is 9. Find the first term and the common difference

  29. Mathematics

    The sixth term of an AP is twice the 3rd term and the first term is 3 . Find the common difference and the 10th term

  30. Math

    The 16th term of an AP is three times the 5th term. If the 12th term is 20 more than the 7th term, find the first term and the common difference.

  31. geometry

    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

  32. maths

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

  33. Arithmetic Progression

    In an AP the 6th term is half the 4th term and the 3rd term is 15. a. Find the fist term and the common difference. b. How many times are needed to give a sum that is less than 65?

  34. 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

  35. Maths

    The 3rd term of an AP is 10 more than the first term while the fifth term is 15 more than the second term.find the sum of the 8th and 15 term of AP.if the 7th term is seven times the first term.

  36. arithmetic

    Determining the first three terms of an ArithmetiC progressionof which the (a.)10th term is 31 and the 15th term is 49 (b.)7th term is 3 and 12th term is -3 (c.)5th term is 8 and the 11th term is -28 (d.)9th term is7+9x and d=2x,Show all calculations

  37. Math

    If the fourth term of GP is 9 and the sixth term is 81. Find: 1) common ratio. 2) first term

  38. Mathematics

    The 3rd term of an A.p is more than the first term, while the fifth termis 15 more than the second term.find the sum of the 8 the and 15th term of the A.p if to 7th term is 7 times

  39. 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.

  40. Mathematics

    In an arithmetic progression the 22nd term is four times the 5th term while the 12th term is 12th more than 8th term.find the first term and the common difference

  41. mathenatic

    The sum of sixth term of a.p is 72 and the second term is seven times fifth term find the first term,common difference and the sum of tenth term

  42. 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

  43. Sequence

    Find the common difference and a formula formula for the nth term of the arithmetic sequence; 6, 2, -2, -6, -10,...a sub n = a)6-4n b)6-2n c)10-2n d)10-4n I think it is c but want to check. Ao is 10, then each term subtracts 4n from it....n=1, ... well if

  44. math

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

  45. math

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

  46. Mathematics

    The 10th term of an arithmetic progression is _27 and 5th term is _12 ,what is the 18th term ?find also the sum of its 25 term

  47. MATH

    THE 14TH TERM OF AP IS 96 WHILE THE 25TH TERM IS 173 FIND THE A.19TH TERM B.SUM OF 13TH AND 56TH TERM

  48. math

    The sum of second term and fourth term of G.P is 30 and difference between sixth term and second term is 90,how to find third term

  49. Maths

    The fourth term of a GP is 2 and the a sixth term is 8. Find the common ratio and first term?

  50. mathematics

    A geometric progression is such that the 3rd term is nine times the 1st term while the 2nd term one twenty fourth of the 5th term.find its 4th term

  51. math

    the 6th term of A.P. is 5 times the fifth term and the 11th term is exceeds twice the fifth term by three.find the 8th term

  52. Mathematics

    The 8th term of a linear sequence is 18th and 12th term is 26.find the first term and the common difference and 2th term

  53. maths

    the third term of A.p is 12 while the seventh term is 72 find (1)common differences (2) first term (3) find the sixth term

  54. Algebra

    Write a recursive formula for the sequence 5, 18, 31, 44, 57, ... Then find the next term. I’m thinking that the answer is A. A. a1=-8; an=an-1+13. The next term is 70 B. a1=5; an=an-1+13. The next term is 70 C. a1=5; an=an-1-13. The next term is 83 D.

  55. Math

    Name School Team Event 3: Logic and Reasoning (with calculators) 5th/6th grade Math Meet ‘08 For each number pattern, fill in the next five terms. (2 pts. each blank) ANSWER KEY 1st term 2nd term 3rd term 4th term 5th term 6th term 7th term 8th term 9th

  56. hi

    What is the sixth term of the arithmetic sequence if the 10th term is 33 and the 15th term is 53.

  57. 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?

  58. Maths

    The 5th term of an exponential sequence is 4 and of 2nd term is 35(¡)find the 3rd term (¡¡)the 6th term (¡¡¡)the sum of the first 5th term?

  59. Math

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

  60. math

    if 4th term of an arithmetic progression is 3 times the 1st term nd 7th term exceeds twice the third term by 1. find the first term and common difference

  61. isah

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

  62. Math

    The third and sixth term of a G.P are 48&14 2/9.find the fifth term.write down the first four term of the G.P

  63. Mathematics

    The 3rd and 9th term of a G.p are 54 and 39366 respectively.find the (a 6th term (b)sum of the 4th and 7th term (c)product of 2nd and 5th term

  64. Mathematics

    The fifth term of an geometric sequence is 4375 and the second term is 35.find (a)the third term (b)the sixth term (c)the first five term

  65. Math

    The forth term of an A.P is four times the first term. The sixth term is sixty, find the sum of 30 terms, common difference, and the first term.

  66. math

    the fourth term of an arithmetic progression is equal to 3 times the first term and the seventh term exceeds twice the third term by 1 find the first term and the common differrence

  67. Mathematics

    If the sixth term of an arithmetic progression (A.P) is 37 and the sum of the six term is 147, find the first term, common difference, sum of the first fifteen terms

  68. algebra

    an Arithmetic progression is given by k,2k/3,k/3,o.find the sixth term,the nth term and if the 20th term is 15 find k

  69. Mathematics

    If the sixth term of an arithmetic progression is 37 and the sum of the first sixth terms is 147 find the first term

  70. Mathematics-please help quick!!

    The first term of the sequence is -168 and every term after the first term is 8 more than the term immediately proceeding it. Find the 88th term.

  71. 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.

  72. Math Algebra

    The first term of a geometric progression is more than the third term by 12. The fourth term is more than the second term by 4. Find: i.the first term a and the common ratio r. ii. the n'th term of the progression.

  73. Math

    The 5th, 9th and 16th term of an AP are consecutive term of a GP. The sum of the 12th term of an AP is 492. Find the first term of AP and the common ratio of the GP

  74. Mathematics

    The 14th term of an a.p is 96, while the 25th term is 173.find the first term,the common difference and calculate the 19th term

  75. Mathematics

    The 5th term of the expontential sequence is 4375 and 2nd term is 35, (a) Find the 6th term (b) Sum of the five term

  76. maths

    in an AP the third term is equal to five times the sixth term. the second term is lesser by 3 than twice the fourth term. find the term of AP

  77. Math

    3,5,-5... The first term in the sequence of #'s shown above is 3. Each even # term is 2 more than the previous term and each odd # term, after the first, is -1 times the previous term. For example, the second term is 3+2, and the third term is (-1)x5. What

  78. math

    The third term of a geometric progressiom is nine times the first term.if the second term is one-twenty fourth the fifth term.find the fourth term.ar^2=9a. r=sqr of 9 r=3.pls teach me how to get the first term and i can get the 4th term myself

  79. Mathematics

    The 3rd term and 9th term of a G.P are 54 and 39,366 respectively.Find the:6th term,sum of the 4th and 7th term and product of 2nd and 5th term?

  80. Maths

    The 5th term of an arithmetic progression is 3times of 2nd term and 12th term exceeds 2times of 6th term by 1. Find the 16th term

  81. Maths

    The 5th term of an arithmetic progression is 3times of 2nd term and 12th term exceeds 2times of 6th term by 1. Find the 16th term

  82. Maths

    The 5th term of an arithmetic progression is 3times of 2nd term and 12th term exceeds 2times of 6th term by 1. Find the 16th term

  83. Mathematics

    The fifth term of a Gp is 18 morethan the second term. If the difference between the seventh and the fourth term is 162. Find the first term, the common ratio and the tenth term

  84. MATH

    A G.PIS SUCH THAT THE 3RD TERM IS 9TIMES THE FIRST TERM,WHILE THE 2ND TERM IS ONE TWENTY FOURTH OF THE 5TH TERM.FIND ITS 4TH TERM

  85. math

    the 3rd term of a geometric progression is nine times the 1st term.if the 2nd term is one-twenty fourth the 5th term.find the 4th term.(my solution so far).ar^2=9a r=sqr of 9 r=3.help me find the 1st term

  86. algebra

    If an A.p. Fifth term exceeds twice second term by 1. The tenth term xeceeds twice fourth term by 3 * find first term and common difference * find sum of first twenty-five terms.

  87. Further maths

    The sum of the fourth and sixth term of an arithmetical progression is 42.the sum of the third and the ninth term is 52.find the first term,the common difference and the sum of the first tenth term of the progression.

  88. mathematics

    evng .my teacher gave me this as a homework but i dnt undertand. 1.In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

  89. Math

    The sixth term of an appointment is 37 and the sum of the first sixth term is147 find the first term,find the sum of the first fifteen terms.

  90. Arithmetic progession

    The third term of an A.P is 10times more than the second term. Find the sum of the eight and fifteen term of the A.P if the seventh term is seven times the first term

  91. arithmetic

    the second term of an arithmetic sequence is 15,mand the sixth term is 43. what is the 289th term?

  92. Mathematics

    The 14th term of an a.p is 1596 while the 25th term is 173 find the 19th term sum of 13th and 36th term product of 6th and 13th term

  93. Math

    Given that the 7th term of AP is 3 greater than the 5th term,the sum of the 10th term and 3th term is 45, calculate,20th term,8 term and the sum of the first five terms?.

  94. algbebra

    The fifth term of an A.p. Exceeds the second term by 1.The tenth term exceeds twice the fourth term by 3 * find first term and common difference * sum of first twenty-five terms.

  95. math

    The 3rd term of a geometric progression is nine times the 1st term.if the 2nd term is one twenty fourth the 5th term.find the 4th term.(there is a mistake in the 2nd to the last statement.help locate the mistake{final answer 4th term =48).i solved to this

  96. math

    The 8th term of ap is 5time the 3rd term, while the 7th term is greater than the 4th term, write the first 5 term of the ap

  97. Further maths

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

  98. Math

    The nth term of an A.P. Is 3 times the 5th term.(a)find the relationship between a and d.(b)prove that the 8th term is 5times the 4th term.

  99. Math

    the thirteenth term of an arythmeticprogression is 27. given that the seventh term equals to three times the second term, find: the first term nd the common difference of the progression

  100. Math

    The sum of the first seventeen terms of an arithmetic series is 493 The third term is 11. Find the first term and the seventeenth term. The n-th term is 3*n + 2

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