Sunday

March 29, 2015

March 29, 2015

Number of results: 88,302

**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*

**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*

**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*

**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*

**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*

**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*

**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**

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*

**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**

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*

**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**

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*

**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*

**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*

**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*

**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 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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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*

**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 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 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*

**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*

**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*

**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 ( 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*

**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*

**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*

**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**

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*

**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 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 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**

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*

**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*

**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*

**arithmetic**

given that the first term of an Ap is 7 and its 10th term is twice the second term. calculate the sum of the 28 term.
*October 16, 2011 by Anonymous*

**math**

the 10th term is 34 of arithmetic series and the sum of the 20th term is 710.what is the 25th term?
*January 1, 2013 by Riana*

**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*

**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*

**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**

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 term 10th term 1) 2) 3...
*March 30, 2012 by Anonymous*

**arithmetic**

The sum of the first 10th term of an a.p is 255,the sum of the first 20 term is 1010.find the next 2020 term of the progression
*January 31, 2012 by Daniel*

**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*

**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.
*September 17, 2011 by charles*

**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*

**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*

**maths**

The first term of a g.p is twice it's common ratio, find the sum of the first two term of the progression, if it's sum to infinity is 8
*February 2, 2015 by toni*

**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
*December 21, 2006 by Blonde Glamour*

**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*

**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**

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*

**arithmetic**

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

**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*

**Algebra**

The fifth term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms
*February 22, 2015 by Rachel*

**Math**

The 5th term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms.
*February 23, 2015 by Anonymous*

**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**

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*

**math **

The sum of the first 10 term of an arithmetic sequence is 145 and the sum of the fourth and ninth term is five times the third term. Determine the first term and constant difference.
*February 1, 2015 by matso *

**arithmetic**

Find the sum of the 25th term to 50th term of the arithmetic progression 28,23,18, ...
*January 24, 2010 by Eryea*

**arithmetic**

if sum of 20th term in an AP is equal to sum of 30th term,what is the sum of 50th term of the AP?
*December 23, 2010 by amit*

**math**

The third and fifth term of an arithmetic progression are 10 and-10 respectively. a)Determine the first and the common difference t3 = a + 2d = 10 t5 = a + 4d = -10 -a -2d = -10 a + 4d = -10 2d = -20 d = -10 a + 2(-10) = 10 a -20 = 10 a = 30; d = -2 b)The sum of the first 15 ...
*February 8, 2015 by kudu*

**maths**

the 1st term of an ap is twice the common difference find in terms of the 5th term of the ap
*October 20, 2012 by d 1st term of an ap is twice the common difference find in terms of the 5th term of the a*

**arithmetic**

The 9th term of an A.p is 32 while the12th termis70.find the sum of it 20th term
*June 12, 2011 by Amidia racheal kamara*

**mathematics **

MATHEMATICS PLEASE HELP ME!!! In an arithmetic series the 3rd term is twice the 8th term find the first 25 terms
*March 6, 2014 by brad johnson*

**Maths**

Find 8 terms of the arithmetic progression if the second term is 2 and the sixth term is 5
*March 5, 2012 by Great*

**Mathematics**

The firts terms a of an A.P is equal to twice the common difference d.Find, in term of d, the 5th term of the A.P.
*November 3, 2011 by Yinka*

**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**

The fifth term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms. I'm having trouble figuring out how to do this.
*February 21, 2015 by Lilly*

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