Friday

August 26, 2016
Number of results: 10,017

**Math (Geometric Progression)**

5 distinct positive reals form an arithmetic progression. The 1st, 2nd and 5th term form a geometric progression. If the product of these 5 numbers is 124 4/9, what is the product of the 3 terms of the geometric progression? Note: The phrase "form an arithmetic progression" ...
*June 22, 2013 by Shin*

**Maths - Geometric Progression**

Find the value of x for which the numbers x+1, x+3, x+7, are in geometric progression.
*October 4, 2012 by Anonymous*

**Maths **

The numbers p,10 and q are 3 consecutive terms of an arithmetic progression .the numbers p,6 and q are 3 consecutive terms of a geometric progression .by first forming two equations in p and q show that p^2-20p+36=0 Hence find the values of p and q for which the geometric ...
*July 13, 2016 by Nyasha*

**Math**

5 distinct positive reals form an arithmetic progression. The 1st, 2nd and 5th term form a geometric progression. If the product of these 5 numbers is 124 4/9, what is the product of the 3 terms of the geometric progression? Note: The phase "form an arithmetic progression" ...
*May 11, 2013 by Shin*

**Math**

The third, fifth and seventeenth terms of an arithmetic progression are in geometric progression. Find the common ratio of the geometric progression.
*August 26, 2015 by Gustav*

**Arithmetic**

The first, second and third terms of a geometric progression are 2k+3, k+6 and k, respectively. Given that all the terms of geometric progression are positive, calculate (a) the value of the constant k (b) the sum to infinity of the progression.
*June 16, 2014 by Tara*

**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 the first 3 terms of...
*February 3, 2013 by Lucas*

**Geometric progression**

The second term of a geometric progression is 12 more than the first term given that the common the ratio is half of the first term. Find the third term of the Geometric progression
*October 23, 2011 by Anonymous*

**maths**

If the third and sixth terms of a geometric progression are 12 and 96, then find the number of terms in the progression, which are less than 2000.
*February 13, 2015 by Phalgun*

**math**

1) If the number 1,1/3,1/9, are terms of Geometric progression. Find its common ratio 2) If the second term of Geometric progression is equal to 3, and the 5th term is equal to 81/8. Find the 7th term. 3)If x,y,3 is a Geometric progression. Find the value of x and y 4) Insert ...
*March 12, 2011 by bogoss *

**MATHEMATIC DEPARTMENT**

The second, third and ninth terms of an arithmetic progression forms the first, second and third terms of a geometric progression. Find the common ratio and hence the eleventh term of geometric progression.
*April 20, 2015 by Mr. Bett*

**mathematics :geometric progression **

The first three terms of a geometric progression are K-3,2K-4,4K-3 in that order find the value of K and the sum of the first 8 terms of the progression
*June 30, 2015 by Diana *

**math**

The sum of the 3 terms in arithmetic sequence is 39.if these numbers is increased by 1,5 and 12 respectively the numbers would be in geometric progression. find the second term of the geometric progression?
*January 25, 2016 by zhaina*

**math**

the first, second, and third terms in the geometric progression are k,k-6, 2k-28 respectively. given that all terms of the geometric progression are positive, calculate the value of constant k.
*April 13, 2016 by jack*

**Math**

Three numbers form a geometric progression. If 4 is subtracted from the third term, then the three numbers will form an arithmetic progression. If, after this, 1 is subtracted from the second and third terms of the progression, then it will again result in a geometric ...
*December 30, 2015 by Anonymous*

**math**

1)Find the sum of the first eight terms of the Geometric progression 256,128,64,32 2)How many terms should be taken from the Geometric progression 4,12,36 for the sum to be 2188
*March 19, 2011 by la bellgoss*

**Maths**

If 192;x;y;3 form a geometric progression, calculate the value of x and y.
*March 7, 2015 by Zikhona*

**math**

The first, the third and the seventh terms of an increasing arithmetic progression are three consecutive terms of a geometric progression. In the first term of the arithmetic progression is 10 find the common difference of the arithmetic progression
*February 2, 2015 by kudu*

**Maths**

Three consecutive terms of a Geometric Progression are ? 6, p and ? 32 . find the value of p.
*May 1, 2015 by James*

**maths!!!!!!**

The 6th and 13th term of a geometric progression are 24 and 3/16 respectively.Find the sequence.
*March 21, 2015 by Raksha*

**maths**

how arithmetic and geometric progression can be used to solve problems related to banking business?
*December 15, 2010 by kulwa*

**Maths**

The sum of n numbers of geometric progression is GP=(2^n+1)-1. Find the first term and the common difference.
*December 3, 2015 by Vincent*

**economics**

please i wish to know the relationship between arithmetic progression and geometric progression as related to business studies
*November 9, 2010 by Anonymous*

**algebra**

if 1, 2, 7 and 20, respectively, are added to the first terms of an arithmetic progression, a geometric progression of four terms is obtained. find the first term and common difference of the arithmetic progression the answers are both 3 .. but i don't know the solution, ...
*April 27, 2016 by Sam*

**maths**

Find two geometric progression having: 2 as second term and 1458 as eight term,
*June 15, 2013 by Shane*

**maths**

Three consecutive terms of a Geometric Progression are − 6, p and − 32 . find the value of p.
*April 30, 2015 by james*

**Geometric Progression**

Integers a, b, c, d and e satisfy 50<a<b<c<d<e<500, and a,b,c,d,e form a geometric sequence. What is the sum of all possible distinct values of a?
*June 19, 2013 by Mathslover*

**algebra**

three numbers are in harmonic progression. If the third number were decreased by 4 they would be in arithmetic progression. If the third number were decreased by 3 they would be in geometric progression. Find the third term of the harmonic progression.
*April 18, 2016 by Ginotomba*

**uniuyo**

The second and fifth term of a geometric progression are 21 and 567 respectively. Find the first term and the common ratio of the progression
*August 17, 2015 by Anonymous*

**math**

The third,sixth and seventh terms of a geometric progression(whose common ratio is neither 0 nor 1) are in arithmetic progression. Prove dat d sum of d first three is equal to d fourth term
*March 6, 2015 by toyinbo*

**GP Caluculus**

The third term of a geometric progression is 16. The sum of the third term and the fouth term is 8. Find (a)the first term and the common ration of the progression (b)the sum of infinity of the progression
*December 1, 2011 by Watermelon*

**GP Caluculus**

The third term of a geometric progression is 16. The sum of the third term and the fouth term is 8. Find (a)the first term and the common ration of the progression (b)the sum of infinity of the progression
*December 1, 2011 by Watermelon*

**GP Caluculus**

The third term of a geometric progression is 16. The sum of the third term and the fourth term is 8.Find (a)the first term and the common ratio of the progression. (b)the sum of infinity of the progression.
*December 1, 2011 by Watermelon*

**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) cross-multiply and proceed. I ...
*May 18, 2007 by Emma*

**Geometric Sequence**

The product of the first five terms of a geometric progression is 32. If the fourth term is 17, compute the second term.
*March 12, 2013 by Will*

**Hill school **

The first three terms of a geometric progression are K-3,2K-4,4K-3 in that order find the value of K and the sum of the first 8 terms of the progression.
*June 28, 2015 by Diana *

**Maths - Geometric Progression**

The second term of a GP is 1/2 and the sum ti infinity of the series is 4. Find the first term and and the common ratio of the series.
*September 25, 2012 by Anonymous*

**Maths**

A geometric progression has a third term of 20 band sum to infinity which is three times the first term. find the first term.
*September 10, 2011 by Tejiri*

**math**

There are two positive numbers that can be inserted between 3 and 9 such that the first three are in geometric progression while the last three are in arithmetic progression. Find the sum of those two numbers.
*February 14, 2011 by Sidney*

**math**

If the sum of the first and the second terms of an infinite Geometric progression is equal to 3/8, and the sum of its term is equal to 1/2. find the common ratio of the first term of the progression
*November 5, 2010 by Ali*

**geometric progression **

Find the value of k if 3,k,48are in g.p
*March 7, 2016 by sanjeet Mishra *

**math**

I would need help with example: The sum of three consecutive terms of geometric progression is 9. The first number with no change, the second number plus 12 and the third number minus 3, are the 3 consequtive terms of arithmetic progression. What are the values of original 3 ...
*January 10, 2015 by Viktoria*

**math**

Find the reason for the geometric progression in which a1 = 1, n = 3, S3 = 157
*June 10, 2014 by Dany*

**mam college**

find the common ratio of the geometric progression ¼ ½ 1—2
*October 27, 2015 by jabeer*

**sas academy**

find the common ratio of geometric progression ¼ ½ 1–2
*October 27, 2015 by jabeer*

**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.
*September 2, 2013 by Leda*

**math**

I would need help with example: The three numbers are consecutive terms of arithmetic progression and the sum of their second powers is 126. The first number 3 times smaller, the second number with no change and the third number 4 times greater, are the 3 consequtive terms of ...
*January 11, 2015 by Viktoria*

**AP Calculus**

The 9th term of an arithmetic progression is 4+5p and the sum of the four terms of the progression is 7p-10, where p is a constant. Given that common difference of the progression is 5, find the value of p.
*November 30, 2011 by Watermelon*

**maths**

In the sequence: x+4y ; 2y+2 ;x ;y-1, (consisting of 4 terms) the first three terms form an arithmetric progression, while the last three tern form a geometric sequence. Calculate the values of x and y. Answer(s) can be left in surd form.
*February 21, 2010 by Anonymous*

**math**

in a Geometric progression the sum of the first and the second terms is 90 and the sum of the second and the fourth terms is equal to 30.find the sum of the first 8th term in the progression
*November 5, 2010 by Ali*

**math**

find the sum of the first 8th term of the Geometric progression, 1,3,9,27
*November 5, 2010 by Ali*

**Algebra/Number Theory**

In a sequence of four positive numbers, the first three are in geometric progression and the last three are in arithmetic progression. The first number is 12 and the last number is 452. The sum of the two middle numbers can be written as ab where a and b are coprime positive ...
*July 23, 2013 by John Berkhamp*

**math sequenc**

the nth term of the geometric progression is 3(2^n-1). how many terms are less than 200?
*January 8, 2013 by HELP HELP MNHS*

**math**

insert two numbers between 5 and 135, so that the 4 may form a geometric progression
*February 22, 2015 by sukla*

**math**

P is the product ,n is the consecutive term of geometric progression, s is tje sum of their reciprocal then(S/R)n is equal a) p b) p2 c) p3 d) pn
*September 30, 2014 by mayuri shelke *

**math**

The n th term (Un) of a progression geometric is given by the formula 2(1.1)^n. Find the least value of n such that Un ≥ n
*April 11, 2011 by jack*

**math**

if k+1,2k-1,3k+1 are three consecutive terms of a geometric progression,find the possible values of the common ratio
*October 20, 2015 by charity*

**math**

k+1,2k-1,3k+1 are three consecutive terms of a geometric progression, find the possible values of the common ratio
*October 20, 2015 by charity*

**math**

In Geometric progression the sum of first of three terms is 28 and the product is 512 find those numbers
*March 16, 2011 by Dhanalakshmi*

**math**

Add the odd numbers divisible by 3 lying between 200 and 400.is arithmetic or geometric progression.
*August 26, 2014 by emmanuel*

**Geometric progression**

The Product of three Consecutive terms of a G.P. is -64 and the first term is four times the third. find the number.
*February 12, 2015 by Anonymous*

**maths**

the sum of the 4th and 6th terms of an A.P is 42. the sum of the 3rd and 9th terms of the progression is 52. find the first term, the common difference and the sum of the first ten terms of the progression.
*March 7, 2012 by festus*

**trig**

if sina,cosa,tana are in geometric progression then prove that cot^6a-cot^2a=1
*March 20, 2011 by Anonymous*

**Math**

The product of three numbers in geometric progression is 1, their sum is -2/3. Find the numbers.
*November 2, 2013 by Adigun*

**mathematics trignometry**

if sina, cosa, tana are in geometric progression then prove that cot^6a-cot^2a=1
*March 20, 2011 by Anonymous*

**Math**

Given a geometric progression: 0.05, 0.2, 0.8, ... Find the sum from the 5th term to the 8th term?
*January 18, 2013 by azmeerahim*

**Math**

If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.
*May 6, 2014 by Lina*

**math**

The amounts of oil pumped from an oil well in each of the years 2001 to 2004 formed a geometric progression with common ratio 0.9. The amount pumped in 2001 was 100000 barrels. Calculate in which year the amount pumped will fall below 5000. The amounts of oil pumped from an ...
*May 12, 2007 by Rashida*

**Math**

Find the sum to 5 terms of the geometric progression whose first term is 54 and fourth term is 2.
*June 15, 2013 by Fadhlur Rahmah*

**Help w/ Math PLS**

If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.
*May 7, 2014 by Lina*

**Geometric Progression**

The first five terms of a sequence are 9,16,25,36,49,.....find A) the 8th term. B) the nth term?
*July 6, 2015 by Mutakai Rennie*

**math**

The product of the first five terms of a geometric progression is 32. If the fourth term is 17, compute the second term.
*March 12, 2013 by Will*

**Math: Geometric Progression**

Three numbers are in G.P. whose sum is 70. if the extremes be each multiplied by 4 and the means by 5, they will be in AP. find the numbers .
*September 13, 2015 by Aman*

**quine**

The 2nd and 5th term of a geometric progression are - 6 & 48 find the sum of the first four term respectively
*November 12, 2015 by opeyemi*

**geometric progression**

The 7th term of a g.p is 8th times of the 4th term .find the series if its 5th team is 48
*March 7, 2016 by sanjeet Mishra *

**Math**

A sequence is called an arithmetic progression of the rst order if the dierences of the successive terms are constant. It is called an arith- metic progression of the second order if the dierences of the successive terms form an arithmetic progression of the rst order. In ...
*May 11, 2012 by Bhupendra*

**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 sequence is 96.Find the ...
*February 3, 2013 by Lucas*

**math**

To find three numbers in geometric progression, knowing that their sum is 78 and the highest 30 units exceeds the sum of the first and second term.
*June 10, 2014 by Victor*

**Algebra**

The following question is about specific geometric progression Find a_4 and S_4 for 100, −10, 1, . (Round your answer for S4 to three decimal places.) The _ represents subscript.
*May 6, 2015 by Merty*

**Advanced algebra**

Find the 7th term of geometric progression if the second term is 75, the 5th term,3/5.
*December 13, 2015 by James*

**Maths**

The first, third and ninth terms of an arithmetic sequence form the terms of a geometric sequence. Find the common ratio of the geometric sequences. a, a+2d, a+8d a+2d/a = a+8d/a+2d ?
*January 16, 2015 by Michael*

**Trig/Precalc**

Two questions that I would really appreciate some hints on: 1) Circles with centers (2,1) and (8,9) have radii 1 and 9, respectively. The equation for a common external tangent can be written in the form y=mx+b with 0<m. What is b? 2) In triangle ABC, AB=BC, and BD is an ...
*January 20, 2015 by majorbill*

**math**

with clear illustrations and examples explain how arithmetic and geometric progression can be used to solve problems related to a)construction of business b)banking business c)production/operation function
*December 11, 2010 by shadrack*

**calculus**

which number should be subtracted from each of the three numbers 5, 15, and 50 so that the resulting three numbers form a geometric progression?
*June 15, 2013 by nomee*

**math**

. Three numbers are chosen at random from the set {1, 2, . . . , 50}. Find the probability that the chosen numbers are in geometric progression.
*January 9, 2016 by kalpana*

**algebra**

Okay, I was taught that if a geometric series is infinite and it diverges then it has no limit and no sum. Looking back in my notes, I found an example of finding the value for a divergent series? Is this possible? The sum of an infinite geometric progression is infinite when ...
*May 31, 2007 by Jane E.*

**AP calculus**

The consecutive terms of an arithmetic progression are 5-x, 8, 2x. Find the common difference of the progression.
*December 3, 2011 by Watermelon*

**AP calculus**

Given an arithmetic progression -7,-3,1,..., state three consecutive terms in this progression which sum up to 75.
*November 24, 2011 by Watermelon*

**Geometric progression**

sum of 4 terms of g p is 30 & sum of first and last term is 18 . Find gp a(r^4-1)/(r-1) = 30 a + ar^3 = 18 a(1+r^3) = 18 it's easy to see that if a=2, r=2 Does that work on S4? 2*15/1 = 30. Yes So, the GP is 2,4,8,16,... But sir I want not logic proof , please give complete proof
*March 23, 2016 by Venkatesh*

**Algebra help PLEASE? **

14, 8, -16, 32... Arithmatic. 64, 128, 256 geometric, -64, 128, -256 geometric, -48, 64, -80*** the sequence is neither geometric nor arithmatic 81, 27, 9, 3.. aruthmatic , 0,-3,-6 geometric, 0,-3,-6 geometric, 1, 1/3, 1/9
*April 21, 2014 by Aniston*

**mathematics**

given tha geometric progression x,y,15.find the value of x,find the value of y ?
*January 25, 2012 by michael*

**Math**

Find the value of x for which x+9 x-6 4 are the first three terms of a geometrical progression and calculate the fourth term of progression in each case
*March 10, 2016 by Modhi*

**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_
*November 18, 2014 by jessica*

**maths-Arithmetic progression**

Prove that mean of squares of first n natural numbers is (n+1)(2n+1)/6
*December 27, 2012 by Anonymous*

**maths**

the sum of an arithmetic progression is given by 2n-1. find the nth term of the sequence
*November 9, 2015 by Docia*

**Maths**

Consider all 3-term geometric sequences with first term 1 and with common ratio the square of an integer between 1 and 1000. How many of these 1000 geometric sequences have the property that the sum of the 3 terms is prime?
*April 29, 2013 by ianian*

**Math**

a geometric progression has a third term of 20 and a sum to infinity which is three times the first term. find the first term
*May 12, 2016 by Dave*

**Math**

Determine whether this sequence is arithmetic or geometric. Find the next three terms. 81, 27, 9, 3, . . . A. arithmetic, 0, –3, –6 B. geometric, 0, –3, –6 C. geometric, 1,1/3 , 1/9 D. The sequence is neither geometric nor arithmetic. Is the answer C? Thank you
*April 16, 2015 by Morgan*

**A.P AND G.P AND A.M AND G.M**

Find the arithmetic progression and sum of its first 20 terms whose arithmetic mean and geometric mean between first and third term is 10 and 8 respectively
*February 16, 2016 by Rachana *

**Algebra**

3 real numbers that form a geometric progression have sum equal to 175 and product equal to 17576. What is the sum of the largest and smallest numbers?
*March 18, 2013 by John*