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July 23, 2014

Search: 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

Number of results: 10,299

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
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

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

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

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
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 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
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
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 - 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
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

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

arithmetic
What is the sum to 15 terms of an arithmetic progression whose 8th term is 4?
July 4, 2011 by vinay

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
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

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

Maths
If 9th term of an arithmetic progression is 0, prove that its 29th term is double the 19th term.
January 9, 2014 by Anonymous

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

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

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

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

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

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

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

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
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
For a given arithmetic sequence, the 90th term, is equal to -230 , and the 8th term, is equal to 16 . Find the value of the 31st term .
May 11, 2010 by Victoria

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

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 - 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

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
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

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

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

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

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

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

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
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

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

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

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

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

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

arithmetic
use the geometric mean to find the 7th term in a geometric sequence if the 6th term is 50 and the 8th term is 18
March 17, 2011 by Taylor White

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
find the 4th term of an arithmetic sequence whose first term is -8 and whose 9th term is 32.
January 30, 2014 by breauna

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
nth term expressions whose 8th term is 74
September 17, 2009 by katie

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
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

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

maths
Given that the first term of an A.P is 7 and its 10th term is twice its second calculate a)19th term b) sum of 28 term c) different between the 9th and 6th term
February 4, 2014 by kemi

arithmetic
An arithmetic n geometric sequence have the same first term 2.with the 2nd term x. the sum of the 3rd term of the AS is equal to the 3rd term of the GS. Give the first 3 terms of both sequences.
February 26, 2012 by simphiwe

arithmetic
find the seventh term of an arithmetic progression 5,7,11,15
July 1, 2011 by Anonymous

math
the first term of an arthmetic progression is 1 and its last term is 28, find the sum of the progression if their number is 10
November 1, 2010 by sonia

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
the second term of an arithmetic sequence is 15,mand the sixth term is 43. what is the 289th term?
November 29, 2011 by kendra

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

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

math
Find the 7th term of arithmetic progression...12,20,28.
October 28, 2013 by sirvic

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

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

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

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

Calculus
An arithmetic progression has terms a8 =23 and a20 =83 . What is the value of the term a12
June 18, 2013 by Tony

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

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

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
The 3rd and 12th terms of an arithmetic progression are 12 and -24 respectively. What is the 50th term?
February 6, 2012 by Lerantia

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

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

arithmetic
What is the sum of a 10–term arithmetic sequence where the first term is 3 and the last term is 75?
August 6, 2011 by soka

Math/Precal
what is the first term of an arithmetic sequence if the 7th term is 21 and the 10th term is 126
February 13, 2010 by Nancy

Math
In an arithmetic sequence, the first term is 5, and the fifth term is 21. What is the second term? Help please ASAP!!
December 20, 2011 by Byun

Math SL
An Arithmetic sequence has a tenth term of 17 and a fourteenth term of 30, ind the general term PLEASE HELP!!!!
September 22, 2012 by Britney OW

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

Maths
if the 29th term of arithmetic series is double of 19th term then find the 9th term.
January 30, 2014 by Arpan

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
The 6th term in an arithmetic sequence is 74 and the 10th term is 62 , find the 50th term
December 18, 2011 by Heather

arithmetic
determine the A.P whose fourth term is 18 and the difference of the ninth term from the fifteenth term is 30.
February 27, 2012 by shabna

Math
1. Find the 12th term of the arithmetic sequence 2, 6, 10, … . 2. Solve for the 101st term of the sequence whose 1st term is x-y and d=2x+y-3. 3. In the sequence 2, 6, 10, … , what term has a value of 106?
June 15, 2014 by Annika

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

algebra 2
What is the sum of a 17–term arithmetic sequence where the first term is 7 and the last term is –105?
August 6, 2011 by soka

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

math
the 4th term of a geometric sequence is 1/2 and the tenth term is 1/128 find the 10th term?
February 7, 2013 by ian relacion

math
the 4th term of a geometric sequence is 1/2 and the tenth term is 1/128 find the 10th term?
February 7, 2013 by ian relacion

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
in an A.p 6th term is half the 4th term and the 3rd term is 15.How many terms are needed to give a sum that 16 equal to 66.
March 7, 2012 by remyaravindran

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

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

math
What is the sum of a 10–term arithmetic sequence where the first term is 3 and the last term is 75?
April 2, 2011 by matt

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