Monday

August 31, 2015
Number of results: 95,247

**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*

**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*

**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*

**math**

The 9th term of an AP is 8 and the 4th term is 20. Find the first term and the common difference.
*April 6, 2013 by lindsay*

**math**

1) If the sum of the first n terms of a series is Sn where Sn=2n²-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=2n²-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*

**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*

**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*

**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 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*

**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*

**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
*November 27, 2014 by james*

**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*

**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*

**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*

**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**

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*

**Utech**

The 6th term of an A.P is twice the third and the first term is 3. Find the common difference and the 10th term.
*May 1, 2012 by Jennifer*

**maths**

The sum of the 3rd and 7th term of an A.P is 38 and the 9th term is 37..Find the first term and common difference
*October 21, 2014 by benita*

**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*

**arithmetic**

second term is 8 and fourth term is 14.find the first term and the common difference.
*March 23, 2015 by kagai*

**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*

**math**

Find first term and common difference of arithmetic sequence whose 13th them is 159 and 20th is 264.
*January 9, 2015 by Ayane*

**math**

The 4th term of an AP is 3 times its first term and the 7 term exceeds the 3 term by 1.Find the 10 term of an AP.
*December 8, 2011 by Habooba*

**Precalculus**

1. In an arithmetic sequence, the fifth term, u5, is greater than the first term, u1. The difference between these terms is 36. a) find the common difference 9? The tenth term of the sequence is double the seventh term . b) find u1 2.5? 2. Consider the function f(x) = ax^3 -3x...
*May 5, 2014 by Anonymous*

**Math**

Write a possible explicit rule for the nth term of the sequence, then use it to find the 20th term. 5, -10, 20, -40, 80, -160.... Ans: a(n) = 5(-2)^n - 1 20th term: -2621440
*June 2, 2015 by Anonymous*

**math**

in an AP the 10th term is 54 and 5th term is 4 times the 2nd term . Find the 1st term 'a' and common difference 'd'
*February 3, 2014 by jomon*

**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*

**math**

A G.P has 6 terms. If the 3rd and 4th term are 28 and -56 respectively find common ratio, first term and the sum of the G.P.
*March 14, 2014 by princewill favour*

**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*

**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*

**PreCalc**

1) Determine the value of r (put this number in the first blank) and then determine the value of the 10th term of the geometric sequence. Do not use any decimals or mixed numbers in your answers. Reduce all fractions to lowest terms. a1 = 2 and a4 = −1/4 2)Find d and ...
*July 16, 2012 by Anonymous*

**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 6 is equal to the ...
*March 9, 2007 by raven31792*

**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 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
*March 30, 2012 by wale*

**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*

**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*

**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*

**E.s groly**

5 times the 5th term of arthmetic progression is equa to 10 times the 10th term. Find the common difference and the first term
*June 15, 2015 by Aphrodis*

**math**

The first term of an AP is 8. The ratio of d 11th term to the 7th term is 5:8 calculate the common difference
*March 19, 2014 by victor*

**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?
*January 16, 2011 by lYDIA*

**mercy land**

the 2nd, 3rd, and 4th term of an arithemetic progression are x-2, 5 and x+2 respectively, calculate the value of x and hence find the 20th term..
*November 8, 2011 by victor*

**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*

**Mathematics**

The second term of a G.P is 12 more than the first term,given that the common ratio is half of the first term.find the fourt term of the G.P.
*February 17, 2012 by Elom Charles*

**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*

**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*

**Core mathematics**

The 4th term of an A.P.is 37 and the 6th term is 12 more than the 4th term.find the 1st and the 7th term of the sequence.
*November 26, 2011 by Sequence and series*

**math**

Marissa plans to cut a wire that is 5 feet 3 inches long. How long should each of the cut pieces be if she wants 7 equal pieces of wire? Find the twenty-second term of an arithmetic sequence if the first term is 4 and the common difference is 10. Find the twenty-second term of...
*April 19, 2010 by joe*

**algebra**

For the sequence an=6+5*(n-1), its first term is__??__ ; its second term is__??__ ; its third term is__??__ ; its fourth term is__??__ ; its fifth term is__??_ ; its common difference d= __??__ .
*November 16, 2011 by lulu*

**arithmetic**

If the sum is 220 and the first term is 10, find the common difference if the last term is 30
*July 29, 2011 by sanjoy*

**math**

the first term of a linear sequence is 5,nd d common difference is -3 find the 15 term
*February 24, 2013 by mimi*

**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*

**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 dont know what n is.
*May 12, 2013 by Rebekah*

**Math**

The fourth term of an arithemetic progression is 13 and the tenth term is 31 find it first tern and it common difference
*March 28, 2012 by Wale*

**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 *

**arithmetic**

the sum of the n termsof an ap whose first term is 5 and common difference is 36 is equal to the sum of 2n terms of another AP whose first term is 36 ans common difference is 5. Find n?
*January 16, 2012 by FEBIN*

**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*

**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
*July 22, 2015 by ewelade aishat*

**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*

**math**

An arithmetic series has third term 11. The ninth term is 5 times the second term. Find the common difference.
*November 19, 2009 by sdgsd*

**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**

(1) if the second and fourth term of a G.P are 8 and 32 respectively,what is the first term? (i need a practical solution please.) (2)the eleventh term of an A.P is 25 and its term is 3 find common difference? (also need practical solution.) (3)given the sequence 0.04 to 25,...
*December 29, 2010 by cadarii*

**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.
*May 13, 2015 by Anonymous*

**maths**

There are 6 terms in an A.P. 6th term is 3 times the second term and 4th term is 4 times the first term. if the 5th term is 15 find the terms
*February 25, 2014 by jennifer*

**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*

**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.
*February 15, 2012 by Magana*

**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**

The second term of a GP is 12, more than the first term, given that the common ratio is half of the first. Find the 3rd term of the GP
*November 10, 2014 by Geometric progression*

**addmath A.P.**

Tn=3n-2 Find the first term,a;the common difference,d;and then find the 5th term.
*March 7, 2015 by mandy*

**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**

The first term of an AP is 12 and that of a GP is 6. The common difference and the common ratio are equal, so as are the sum of the fist 3 terms. Find the possible values of the common difference?
*December 1, 2014 by Andre*

**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*

**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 =
*August 15, 2015 by franey*

**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.
*January 29, 2014 by Miracle*

**maths**

If told that the 3rd term of a GP is 36 and the 8th term is 8748. find the first term and the common ration.
*March 6, 2013 by crystal powell*

**f/math**

the common ratio of a g.p is 2.if the 5th term is greater than the first term by 45, find the 5tth term
*December 31, 2010 by dennis*

**math **

The 3rd term in an arithmetic sequence is 12, the 7th term is 24, a) How many common differences are there between a_3 and a_7? b) What is the common difference of the sequence? c) What is the first term in the sequence? a_1 d) What is the expression for this arithmetic sequence?
*May 21, 2014 by edwin*

**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 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.) What is the formula for the nth term of the arithmetic sequence that has a common difference of 8 and a first term of 4? 2.) What is the formula for the nth term of the geometric sequence that has a first term of 2 and a ratio of 3?
*April 30, 2015 by Jamie*

**Maths**

The 14th term of an Ap is double the 4th term.find the 10th term if the 2nd term is 8
*October 2, 2013 by Hacker*

**Algebra**

What is the first term of an arithmetic sequence with a common difference of 5 and a sixth term of 40 ?
*January 20, 2011 by Jasmine*

**math**

What is the common difference of a 43term arithmetic sequence where the first term is 13 and the sum is 9,374?
*April 2, 2011 by matt*

**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*

**MATH**

In the arithmertic sequence series: a+(a+d)+(a+2d)+...+(l-d)+l,a is the first term,d the common difference and l the last term. how do prove that Sn=n/2[a+1]
*February 19, 2015 by GARY12*

**math**

the 9th term of an AP is 52 while the 12th term is 70.find the sum of its 20th term
*October 14, 2011 by Anonymous*

**math**

d 9th term of an Ap is 52 while d 12th term is 70. find sum of it's 20th term?
*August 6, 2013 by oladepo*

**algebra ll**

Need help please.. Identify -7x^3+6x^2+6x+9 Searching for the degree of the first term, 2nd term, 3rd term, 4th term and the degree of the polynomial? I thank you
*May 5, 2012 by Alexis2*

**math**

find the rule for the Nth term of the arithmetic sequence. 11/2, 25/6, 17/6, 3/2, 1/6..... If you change the denomators to 6, you should notice the numerators follow the sequence: 33,25,17,9,1,...which is an arithmetic sequence with a common difference of -8 so term(n) = -8n...
*April 1, 2007 by brandon*

**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**

pls help me out in dis ? dat says The 9th term of an Ap is 52 while d 12th term is 70 find d sum of it's 20th term?
*August 7, 2013 by Abisola*

**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.
*June 10, 2012 by Scraffii*

**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.
*February 17, 2015 by David *

**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*

**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*

**arithmetic**

the sum of irst and the fourthterm of a linear squence is10 and the sum of its thired and seventh term is 20.find the common difference and the first term
*October 9, 2011 by Anonymous*

**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*