Friday

October 28, 2016
Number of results: 103,767

**Maths**

1) In the arithmetic progression, the 8th term is twice the 4th term and the 20th term is 40. Find the common difference and the sum of the terms from the 8th to the 20th term inclusive. 2) Find the least number of terms of the AP, 1+3+5...that are required to make a sum ...

*April 17, 2008 by Anonymous*

**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

*April 20, 2015 by anandita*

**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?

*September 17, 2012 by Math*

**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.

*May 8, 2016 by Toba*

**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

*March 8, 2016 by gaya*

**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*

**maths**

1) The first term of arithmetic progression is -20 and the sum of it's term is 250. find it's last term if the number of it's terms is 10 2) Find the fifth term from the arithmetic progression -12, -9, -6 hence find the sum of it's first fifty terms. 3) The sum of the first ...

*September 25, 2011 by Amir khan*

**arithmetic**

THE SUM OF THE 2ND AND 5TH TERMS OF AN A.P IS 42. IF THE DIFFERENCE BETWEEN THE 6TH AND 3RD TERM IS 12, FIND THE: COMMON DIFFERENCE, 1ST TERM, 20TH TERM.

*November 26, 2010 by JOSHUA BAME*

**Precalculus**

The 8th term in an arithmetic sequence is 5, and the sum of the first 10 terms is 20. Find the common difference and the first term of the sequence. Alright so in an arithmetic squence the difference d between any two successive numbers is constant. So if the first term is x, ...

*January 20, 2007 by Trudy*

**Utech**

The 9th term of an Arithmetic Progression is 8 and the 4th term is 20. Find the first term and the common difference.

*May 1, 2012 by Jennifer*

**kumasi polytechnic**

In A.P the difference between the 8th term and 4th term is 20,and the 8th term is one and half times the 4th term.Find the common difference, and the first term.

*September 24, 2015 by adjei*

**Arithmetic Progressions **

The second term of an arithmetic progression I four times the fits term, and the first term is ten. Find the common difference and hence find the sum of the first 12 terms.

*March 10, 2015 by Steph*

**arithmetic**

an arithmetic progression has 20 terms. the sum of all the even terms is 350. given that the first term is 5, find the common difference and the eleventh term.

*March 8, 2011 by rusya*

**Math**

The fifth term of an arithmetic progression is 19 and the fourteenth term is 15. Find the, first term, common difference, and sum of the first eighty terms.

*December 7, 2015 by Destiny*

**arithmetic**

In an arithmetic progression the sum of the first 10 terms is 50 and the 5th is three times the second term. Find the fisrt term and the common difference.

*April 12, 2011 by Bless*

**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.

*November 24, 2011 by Watermelon*

**pchs mankon**

A man make 20 deposit into an account which is set to be in an arithmetic progression if the 11 term is twice the 15 term and the first term is 10000frs a) fine the common difference b) the 11 term

*September 10, 2015 by samson*

**Math**

the sum of the 4th term and the 5th term is 12.if the 4th term of the progression is 8, find the common ratio and the 1st term of the progression.

*January 15, 2011 by Malek*

**Advanced Algebra**

The arithmetic progression has first term 4 and last term 34. If the sum of its terms is 247, find the number of terms and their common difference.

*March 20, 2015 by Ina*

**math**

The second term of an arithmetic progression is 8 and the eleventh term is -10 Find the first term, the common differrnce and sum to 15 terms

*May 9, 2016 by may*

**Math**

The fifth term of an arithmetic progression is three times the second term,and the third term is 10.a)What is the first term,b)the common difference and c)the 15th term?

*January 27, 2013 by Bethold*

**arithmetic progression**

the 9th term of an AP is 52 while the 12th term is 70. find the sum of it's 20th term?

*August 6, 2013 by oladepo*

**math**

1) If the sum of the first n terms of a series is Sn where Sn=2nē-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the 4th term and the 3rd ...

*April 17, 2008 by Anonymous*

**Math**

1) If the sum of the first n terms of a series is Sn where Sn=2nē-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the 4th term and the 3rd ...

*April 17, 2008 by Anonymous*

**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

*February 7, 2014 by kruthi*

**Mathematics**

If the 8th term of an AP is 36 and the 16th term is 68. Find: a) the first term b) the common difference c) The 20th term

*September 11, 2016 by Bex John*

**ahisco**

In an A.P the difference between the 8th term and 4th term is 20 and the 8th term is 1half timesthe fourth term. what is the common difference and the first term of the sequence

*October 22, 2015 by khlink*

**math**

An arithmetic progression as the same first and second terms as the geometric progression. Find the sum of the first 20 terms of the arithmetic progression. How do I do this? I tried to find the common ratio for G.P. and then substitute it to find the 20th term but, still have...

*September 14, 2016 by lin*

**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.

*October 24, 2016 by Anwar *

**Mathematics**

The 25 term of an Arithmetic Progression is 7 1/2 and the sum of the first 23 terms is 98 1/2. Find the i. 1st term ii. common difference iii. sum of the first 30 terms

*December 11, 2013 by Jamiu*

**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

*May 17, 2016 by martin np*

**math**

The third term of a G.P is 24 and the sum of the first two terms is 288. If all the terms are positive,find a)the first term and the common ratio b)the sum of all the terms from 4th term to the 8th term

*February 3, 2014 by Anonymous*

**maths**

An arithmetic series has first term 5 and a common difference 7 a) write down the 4th term and the 23rd term b) find the sum of the first 38 terms of this series.

*April 26, 2016 by Anonymous*

**math**

the ninth term of an arithmetic progression is 52ind the and the sum of the first twelve terms is 414.find the first term and the common difference.

*January 4, 2015 by jaylan talib*

**arithmetic sequence**

the 40th term of an arithmetic sequence is equal to the sum of the 20th and 31st term. if the common difference of the sequence is-10. find the first term.

*August 4, 2015 by hoho*

**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*

**Mathematics**

The 3rd and 8th term of an arithmetic progression A.P are -9 and 26.what their common difference nd first term?

*February 7, 2013 by Oyediran*

**arithmetic**

Each term of a progression is determined by adding 0.5 to the preceding term. the sum of the first 25 terms of the progression equals the square of the 25th term. calculate the possible value(s) of the first term

*February 21, 2010 by Anonymous*

**math**

in an arithmetic progression the 50th term is equal to 3, and the sum of the first 8th is equal to 23. find the first term and the common difference

*November 5, 2010 by Ali*

**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.

*October 24, 2016 by Anwar*

**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

*November 7, 2011 by Katie*

**mathematics**

the 10th term of an arithmetic sequence is equal to the sum of 40 and 5th term.If the 15th term is 127 what is its common difference?what is its first term?what is the sum of the first 30 terms.

*July 23, 2016 by krishna*

**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.

*February 17, 2016 by John*

**mathematics**

1.1 the third term of an arithmetic sequence is 8 and the 15 term is 44 . Calculate: 1.1 the common difference and first term. 1.2 the sum of the first 50 terms. 1.2 1;4;7;10.... Is an arithmetic sequence .find: 1.2.1 the 30 term.

*May 19, 2015 by tankiso*

**Algebra**

True or False 1. 5, 5, 5, 5, 5,
is an arithmetic sequence. 2. In an arithmetic sequence, it is possible that the 13th term is equal to its 53rd term. 3. In an arithmetic sequence, the common difference is computed by subtracting the first term from the second term ...

*September 9, 2014 by Ruby*

**src**

the 4th term of an arithmetic progression is 27 and the sum of the 1st and 4th term is 42. What is the third term

*July 26, 2015 by samad*

**maths **

The thirteenth term of an arithmetic progrssion os 27 and the seventh term is three timees the second term. tind the first term,common difference and the sum of the first ten terms

*November 6, 2010 by De-Graft *

**maths **

The thirteenth term of an arithmetic progrssion os 27 and the seventh term is three timees the second term. tind the first term,common difference and the sum of the first ten terms

*November 6, 2010 by De-Graft *

**math**

In an arithmetic series the 3rd term is twice the 8th term. Find the sum of the first 25 terms.

*March 6, 2014 by simamkele libalele*

**arithmetic**

the sum of the 3rd and the 4th term is 44 and the sum of the 10th and the 15th term is 203. what is the sum up to the 20th term?

*February 7, 2012 by linda*

**maths**

find the 20th term of an arithmetic progression whose 6th term is 3 and 14th term is 19

*June 12, 2013 by thabang*

**maths**

find the 20th term of an arithmetic progression whose 6th term is 3 and 14th term is 19

*June 12, 2013 by thabang*

**arithmetic**

The 8th term of an A P is 5times the third term while the 7th term is 9 greater than the 4th term.what are the first five term

*November 4, 2011 by Anonymous*

**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**

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*

**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*

**Arithmetic progression**

The sum of n terms of an A.P. Is 136 and common difference is 4. if the last term is 31, then find the number of terms.

*October 13, 2016 by Rahul*

**Math**

An arithmetic progression has 10 terms. Sum of the 10 terms is 220. Sum of the odd terms is 100. Find the first term and common difference.

*January 7, 2016 by Manpreet*

**addmath A.P.**

An arithmetic progression has 8terms.The sum of all 8terms is 180 and the sum of all odd terms is 80. Calculate (a)the first term and common difference (b)the last term

*March 8, 2015 by mandy*

**math**

in an ap the difference is between the 8th and 4th term is 20 and the 8th term is one and the half times the fourth term what is the common difference

*November 8, 2013 by dammy*

**math**

An arithmetic progression has 2 as its first term. find its common difference if the sum of 33 terms is equal to six times the sum of 13 terms

*January 30, 2016 by greatmam*

**Geometric progression**

The 4th and 8th term of a G.P. are 24 and 384 respectively. find the 1st term and common ratio.

*October 13, 2016 by Rahul*

**Mathematics : Arithmetic Sequence**

The 5th term and the 8th term of an arithmetic sequence are 18 and 27 respctively. a)Find the 1st term and the common difference of the arithmetic sequence. b)Find the general term of the arithmetic sequence.

*September 7, 2008 by Charmian*

**Maths**

The 4th term of an AP is 6 if d sum of d 8th and 9th term is -72 the common difference is

*November 1, 2014 by Ada*

**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.

*September 30, 2012 by Nina*

**mathematics**

if the sum of the 6th and 7th terms of an arithmetic progression is 60 and the 3rd term is -5 find the common difference

*January 11, 2015 by Bella*

**arithmetic**

1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term is 1. 3. The sum of four numbers which are in ...

*May 23, 2014 by kartik hans*

**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.

*May 12, 2013 by Rebekah*

**arithmetic**

1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term is 1. 3. The sum of four numbers which are in ...

*May 24, 2014 by kartik hans*

**Math.**

The 4th term of the arithmetic progression is15 and the9th term is 35 find the 15th term.

*April 28, 2016 by Emeka*

**c$s college**

the first term of an arithmetic progression is 3 and the fifth term is is 9.find the number of terms in the progression if the last term is 81

*November 4, 2015 by Umaru Monsurat*

**arithmetic progression**

given that the first term of an Ap is 7 and its 10th term is twice the second term calculate the 19th term.

*October 16, 2011 by Anonymous*

**Maths - Arithmetic Progression**

The fourth term of an AP is 8 and the sum of the first ten terms is 40. Find the first term and the tenth term.

*September 25, 2012 by Chrissey*

**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

*June 27, 2016 by morice*

**Math ( Can You check my Work?)**

1.an = 3n - 1 2. an = 2(2n - 3) 3.an = 4^n 4.an = (2/3)^n 5. an = (-1)^n(n + 5) 6. an = (-1)^n + 1(n + 6) 7. an= n+3/2n-1 8. a1 = -5 and an = an-1 - 3 for n ≥ 2 9. a1 = -6 and an = -2an-1 for n ≥ 2 10.a1 = 4 and an = 3an-1 + 2 for n ≥ 2 11. Find a8 when a1...

*August 1, 2012 by Tony*

**math **

The 4th term of an Ap is 6. if the sum of the 8th and 9th terms is -72,find the common difference

*November 8, 2015 by Bello Boluwatife*

**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*

**Community technical college **

Given that 1st term of an A.P is 7 and it's 10th term is twice the second term,calculate the (a) 19th term (b)sum of 28 terms (c) difference between 9th and 6th terms

*February 3, 2013 by Benjamin*

**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

*January 27, 2015 by Thandi Mstletoe*

**maths **

the first term of arithmetic progression is -8 .and the ratio of the 7th and the 9th term is 5 :8 .find the common difference.

*October 20, 2014 by mafo *

**maths**

the sum of first 8 terms of an arithmetic progression is 156.the ratio of its 12th term to its 68th term is 1:5.calculate the first term and the fifteenth term. please help this questions please.

*December 3, 2012 by simranpreet*

**maths**

the sum of 8th term in an a.p is 150 while the sum of 20th term is 880.find the 43rd term and the sum of the 12term

*July 12, 2016 by debby*

**Math - Arithmetic Sequences**

The sum of the 4th and the 14th term of an arithmetic sequence equals 22. The 9th term is 4 larger than the 4th term. Calculate the first term of the sequence. I've been trying to solve this for like an hour but I just can't figure out how to do it! I'd really appreciate your ...

*January 14, 2012 by Max*

**Math(arithmetic & Geometric Series) **

1)The sum of 6 terms of an arithmetic series is 45, the sum of 12 terms is -8. Find the first term and the common difference? 2)If in a geometric sequence the sum of the second and the third is 20 and the sum of the fourth and fifth is 320, find the common ratio and the first ...

*March 23, 2013 by Estrick Abel*

**maths **

The sum of first 6 terms of an Arithmetic progression is 6 the product of 2nd term and 5th term is -80 . Find the terms of A.P.

*October 8, 2015 by Anonymous*

**maths**

The sum of first 6 terms of an Arithmetic progression is 6 the product of 2nd term and 5th term is -80 . Find the terms of A.P.

*September 25, 2016 by mahesh p*

**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 term? What is the 23rd ...

*June 17, 2016 by Randy*

**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 extent.ar^2=9 r=3.

*November 28, 2014 by james*

**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

*October 12, 2015 by Sulaimon yusuf*

**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)

*November 27, 2014 by james*

**pre-calculus urgent**

The first term of an arithmetic sequence is 6, and the tenth term is 2. (a) Find the common difference d. d = Find the 100th term of the sequence. a100 = (b) Find the partial sum of the first ten terms. S10 = how do i do this, there's an example I tried following but it did ...

*August 15, 2015 by Alex*

**arthmetic**

in an arthmetic progression or series,the 13th term is 27 and the 7th iterm is 3 times the 2nd term ,find first term the common difference the sum of rhe squence

*October 12, 2011 by Anonymous*

**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

*November 28, 2014 by james*

**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*

**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*

**precal Arithmetic progression**

The fifth term of an arithmetic series is 12 and the eighth term is 3. Find the sum of the first 6 terms and also of the first 11 terms. T5=a+4d=12 T8=a+7d=3 -3d=9 d=-3

*December 2, 2014 by Jelon*

**PRE CALC**

The 20th term of an arithmetic sequence is 27 and the first term is -11. What is the common difference??

*April 2, 2014 by Aly*

**arithmetic**

What is the sum to 15 terms of an arithmetic progression whose 8th term is 4?

*July 4, 2011 by vinay*