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Homework Help: Math: Arithmetic

Recent Homework Questions About Arithmetic

maths
the sum of the first nine terms of an arithmetic sequence 216. The 1st, 3rd and 7th terms form the first three terms of a geometric sequence therefore find the common difference

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

Math
The sum of third and seventh term of an ascending arithmetic progression is 12 and their product is 32. Then find the ninth term?

Math
find p so that the numbers 7p+2, 5p+12, 2p-1...... form an arithmetic sequence

Maths
Determine the 10th 21st term of arithmetic sequence

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?

arthmetic sequence
the third of an arithmetic sequence is 14 and the ninth tern is -1. Find the first four terms of the sequence.

Algebra
Find the next three terms 1. 14,19,24,29 A.geometric 34,39,44 B.arithmetic 32,36,41 C.arithmetic 34,39,44 D.The sequence is neither geometric or arithmetric I think the answer is c

maths
consider the following (k-4) ; (k+1) ;m ; 5k ... the first 3 terms are arithmetic the last 3terms are geometric. .. determine the values of m and k if both are positive integers

MATH
I forgot the arithmetic series formula and can't find it online

math
The 10th term of an arithmetic progress in 28 and the 7th term is 19.calculate the 1st,2nd and 3rd terms of the progression

math
The sum of the second ans the sixth terms of an arithmetic sequence is 4.Thw third term is 24 more than the 11th term. 1Determine the first three terms in the sequence.

Algebra
The 15th and 21st terms of an arithmetic sequence are -67 and -97. What is the 30th term? This is all I can figure out? -97- (-24)= -30 common difference. HELP!

Algebra
Determine the explicit formula for each arithmetic. The 9th and 10th yerm of an arithmetic sequence are -24 and -30 respectively. What is the 30th term?

Math
the second and sixth terms of an arithmetic sequence is 4. the third term is 24more than the 11th term. Determine the first three terms of the sequence

maths
The fifth term of an arithmetic sequence is 23 and the 12th term is 72. What is the value of the 10th term. Which term has a value of 268.

maths
The fifth term of an arithmetic sequence is 23 and 12th term is 72. And they say 1. Determine the first three terms of the sequences and the nth term. 2. What is the value of the 10th term. 3. Which term has a value of 268.

maths
The fifth term of an arithmetic sequence is 23 and the 12th term is 72. And they say first question 1.determine the first three terms of the sequences and the nth term. 2.what is the value of the 10th term. 3. Which term has a value of 268.

algebra
the seventh term of a arithmetic sequence is 72 and the tenth term of the sequence is 90. if the sequence is defined by a formula f(n), then find f(2). How would you do this?

Algebra 1 Honors
Write an equation for the nth term of the arithmetic sequence. Then graph the first five terms in the Sequence. -3,-8,-13,-18 I got 5n-8 as my formula. Then plugged 5 in for n and got 17 for the 5th number in the sequence. Is this correct?

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.

Math
1. Identify the sequence. 3,888, 216, 12, 2/3... a. arithmetic b. geometric c. neither d. both 2. Find the value of the variables in the table. x = e, 5, 7, 10, 12 y = 18, 23, f, 48, 58 a. f = 33; e = 4 b. e = 33; f = 4 c. f = 30; e = 2 d. e = 30; 5 = 2 3. Which is D = 2zv ...

Math
Identify the sequence... 3,888, 216, 12, 2/3... a. arithmetic b. geometric c. neither d. both Is it c or d?

Math
Identify the sequence... 3,888, 216, 12, 2/3... a. arithmetic b. geometric c. neither d. both I got d, both. Because, you can divide 18 and 1/18. Is that right? Thanks anyone who answers. I'd very much appreciate that. :-]

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 ...

Number Sequence
2, 1, 1/2, 1/4... a. arithmetic b. geometric c. both d. neither Is it d? Thanks!

Algebra
What is the ninth term of the arithmetic sequence defined by the rule A(n)=-14+(n-1)(2) A)232 B)230 C)2 D)4 Thanks

algebra
a student worked w hours on tuesday x hours on wednesday y hours on thursday and z hours on friday which algebraic expression represent the average arithmetic mean number of hours per day the student worked for the four days for any valuesof w,x,y,and z

math
in an arithmetic sequence whose first term is 4, the 1st, 3rd and 7th terms form consecutive terms of geometric sequence, find the sum of the first three terms of the arithmetic sequence

Geography
Which country has lower arithmetic density? Canada or Brazil

La
5,-15,45,-135 is it arithmetic , geometric or neither ?

Algebra
1.Tell whether the sequence is arithmetic. If it is, what is the common difference? -19,-11,-3,5... A.yes;5 B.yes;6 C.yes;8 D.no 2.What is the slope of that passes through the pair of points? (-6,8),(2,3) A.-3/8 B.-1/8 C.-7/8 D.-5/8 3.Write an equation in point-slope form for ...

Math
In 1985, 10% of Americans had no close friends. On average, this has increased by approximately 0.77% per year a. Write a formula for the nth term of the arithmetic sequence that models the percentage of Americans with no close friends n years after 1984. b. If trends shown by...

Math
Write a formula for the general term (the nth term) of the arithmetic sequence shown below. Do not use a recursion formula. Then use the formula for a'n to find a20, the 20th term of the sequence. a'1 = -13, d = -5

college algebra help******
Sequences 1. Constructing a Brick Staircase A brick staircase has a total of 30 steps. The bottom step requires 100 bricks. Each successive step requires two less bricks than the prior step. a. How many bricks are required for the top step? b. How many bricks are required to ...

Math
Can anyone help me with these problems? 1. A square has a side of 2 decimeters. A new square is formed by joining the midpoints of the sides. If this procedure is repeated 6 times, what is the perimeter and area of the seventh square ? 2. Find the sum of those numbers between...

math
1. a square has a side of 2 decimeters. a new square is formed by joining the midpoints of the sides. If this procedure is reoeated 6 times, what is the perimetet and area of the seventh square 2. find the sum of those numbers between 15 and 810 which have 8 as their units ...

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.

Maths Arithmetic
(2) How Many Terms Has The A.P Whose First Term Is 15 Aod The Last Term Is 57 Given That The Common Difference Is 3?

maths
find 2 numbers whose arithmetic mean exceeds their geometric mean by 2 .and whose harmonic mean is 1/5 of the larger number.....

Math Test
1. A rental car company charges $150.00 for a weekly rental and an additional $0.20 for each mile driven. The function rule C=0.20m+150.00 describes the relationship between the number of miles driven m and the total cost C. If the rental car can only be driven a maximum of ...

Math
Tell whether the sequence is arithmetic. If it is, what is the common difference? 1, 1 1/6, 1 1/3, 1 1/2 a. yes; -1/6*** b. yes; 1/6 c. yes; 6 d. no

math
The sum of all five terms of an arithmetic sequence is 55. Find the sum of the first three terms of the sequence if the sum of the last three is 48.

Algebra 1
Indicate which property is illustrated in Step 5. Step 5: =(4+4)x+(9+9) A. arithmetic fact B. associative C. distributive D. commutative i think it's a, but not sure

Algebra
1. What are the next two terms of the following sequence? 1, 5, 9... A. 27, 211 B. 10,11 C.12,15 D.13,17 2. Which of the following are examples of arithmetic sequences? Choose all that apply. A. -2,2,6,10 B. 1,3,9,27 C. 5,10,20,40 D. 5,1,-3,-7 3. What is the common difference ...

Precalculus
1.) Use sigma notation to describe the sum of the first ten terms of the arithmetic sequence. 20+18.5+17+15.5+14+12.5+11+9.5+8+6.5 2.)Use sigma notation to describe the sum of the first ten terms of the geometric sequence. (40)+(-10)+(5/2)+(-5/8)+(5/32)+(-5/126)+​(5/512...

maths
the sum of an arithmetic progression is given by 2n-1. find the nth term of the sequence

ALGEBRA
bean plants grow rapidly. a bean plant is 16 inches tall. Tomorrow it will be 24 inches tall, the next day it will be 32 inches tall and on the next day it will be 40 inches tall. Write a rule to represent the heights of the bean plant as an arithmetic sequence. how tall will ...

Math - Arithmetic question
I have a question about the limits to Arithmetic problems, on my homework I've noticed that so far all of the arithmetic sequences limits are infinite (-infinity or +infinity, I was just wondering if all the limits to Arithmetic problems are to an infinity since 99% of the ...

Foundation aLGEBRA
Tell whether the sequence is arithmetic. If the sequence is arithmetic, write a function rule to represent it. –3, –1, 1, 3,...

Algebra 1- Please help
Tell whether the sequence is arithmetic. If it is, what is the common difference? a. no (as in, its not arithmetic) b. yes;4 c. yes;5 d.yes;6 i think its a

ALGEBRA
bean plants grow rapidly. a bean plant is 16 inches tall. Tomorrow it will be 24 inches tall, the next day it will be 32 inches tall and on the next day it will be 40 inches tall. Write a rule to represent the heights of the bean plant as an arithmetic sequence. how tall will...

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

maths
if the 4th term of an arithmetic sequence is 9 and the 8th term is 19

Geography
1. Demographers report the population density of a country as a measure of total population relative to land size. TRUE FALSE Answer : true 2. Which of the following is not an example of adequate physiological population density? A. Cities such as Luxor, Cairo, and Alexandria ...

maths
collect marks of 10 of your classmates in different subjects in the recent examination. estimate the arithmetic mean of marks in each subject and verify them by actual calculations.how many of your estimations represent exact mean?

math
collect marks of 10 of your classmates in different subjects in the recent examination. estimate the arithmetic mean of marks in each subject and verify them by actual calculations.how many of your estimations represent exact mean?

Math
Please help me with my midterm review my teacher was out sick today and idk how much longer she will be but my midterms Thursday. She only helps people who she has seen done there midterm review and gotten over half of it right so can any of you please help me. Write the first...

kite
the sixth term of an arithmetic progression is 21 and the sum of the first 17 terms is 0. write the first three terms.

Math
1. You are having a discussion about sequences with your classmate. She insists that the sequence 2,3,5,8,12 must be either arithmetic or geometric. Is she correct or incorrect? Explain. Can you help please 2. Determine whether the sequence is arithmetic, geometric, both, or ...

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.

Math
You are having a discussion about sequences with your classmate. She insists that the sequence 2,3,5,8,12 must be either arithmetic or geometric. Is she correct or incorrect? Explain.

math
I'm having trouble just starting this problem You receive a $500 gift and decide to use it to start saving for a car. You add $50 dollars a week from your part time job. Write the recursive definition for an arithmetic sequence that models this situation. Then, find the amount...

Pre Calculas
Im really struggling and need help with this 1. One of the tables below contains (x,y) values that were generated by a linear function. Determine which table, and then write the equation of the linear function represented by the Table #1 x 2 5 8 11 14 17 20 y 1 3 7 13 21 31 43...

Math
Ryan's average for 5 arithmetic test was 89. On four of the tests he made 96,86,92, and 80. What did he make on the fifth test?

Math
I can't figure this out! Help please! The Problem At the local park, I saw a man was quizzing a boy with some simple arithmetic problems, and the boy seemed to be getting them all correct. He asked the boy, "32 + 5", and the boy answered, "37". The man then asked the boy, "19...

Arithmetic
A shopper bought 4 pillow cases that cost $4.98 a piece, 2 fitted sheets that cost $8.29 a piece, and 2 flat sheets that cost $8.09 a piece. What was her total bill?

Arithmetic
Two sailors traveled by bus from one point to another. The trip took 15 hours, and they left their point of origin at 8am. What time did they arrive at their destination?

Arithmetic
A student must walk 2 miles to get to school. If she walks at an average of 3 miles per hour, how many minutes should it take her to walk to school?

Arithmetic
During a sale, CD'S that normally cost $6.98 each were priced at 2 for $12.50.Pete bought 4 CD'S at the sale price. How much money did he save by buying the 4 CDS on sale?

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

Math
How can I insert 4 arithmetic means between √2 and 12/√2? How do I incorporate fractions and roots into sequences?

Math
The 6th term of an arithmetic sequence is 3 times the 2nd term. Prove that the 10th term is twice the 5th term. tn=t1+(n-1)d

MATH HELP
Match the sequence (term) with the correct type of sequence (definition). Match Term Definition 128, 32, 8, 2, ... A) Geometric, common ratio is 0.25 1, 3, 9, 27, ... B) Arithmetic, common difference is 5 5, 10, 15, 20, ... C) Geometric, common ratio is 3 20, 17, 14, 11, ... D...

Algebra II
An indoor auditorium has a small side section that models an arithmetic sequence where the third row has 5 seats and the tenth row has 26 seats. If that section has 14 rows, how many seats would be in the last row?

math
An indoor auditorium has a small side section that models an arithmetic sequence where the third row has 5 seats and the tenth row has 26 seats. If that section has 14 rows, how many seats would be in the last row?

Counting and Probability
The fifth term of an arithmetic sequence is 9 and the 32nd term is -84. What is the 23rd term?

Math
The third, fifth and seventeenth terms of an arithmetic progression are in geometric progression. Find the common ratio of the geometric progression.

math
The sum of the first 12terms of an arithmetic progression is 135 while the sum of the next 8 terms is 210. Find the common difference

TC
There are n arithmetic means between 1 and 31 such that seventh mean:(n-1)th mean =5:9. Find n.

Maths
Given the sequence:4;x;32.Determine the value(s) of x if the sequence is: 1.arithmetic 2.geometric

meme
Consider the system of equations A ⊗ x = b where (i) A ∈ R m×n max , x ∈ R n max, b ∈ R m max and Rmax = R ∪ {−∞}, (ii) ⊗ denotes the max-plus matrix (or matrix-vector) product based on the arithmetic operations of ”addition...

Divine mercy school
The arithmetic mean of x,y andz is 6 while that of x,y,z,t,u,v and w is 9. Calculate the arithmetic mean of t,u,v and w

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 ...

Urgent math
how do I do this can any body show me how? An arithmetic sequence begins 4, 9, 14, 19, 24, . . . . (a) Find the common difference d for this sequence. d = (b) Find a formula for the nth term an of the sequence. an = (c) Find the 35th term of the sequence. a35 =

Arithmetic progession
The third term of an A.P is 10times more than the second term. Find the sum of the eight and fifteen term of the A.P if the seventh term is seven times the first term

Math
The average (arithmetic means) of t and y is 15, and the average of w and x 15. What is the average of t, w, x, and y? (A) 7.5 (B) 15 (C) 22.5 (D) 30 (E) 60

Arithmetic
Find the sum. 1 − 1/2+1/4-1/8+....-1/512

Urgent math
Find the partial sum Sn of the arithmetic sequence that satisfies the given conditions. a2 = 5, a5 = 6.5, n = 15 S15 =

pre algebra final exam
Tell whether the sequence 1/3,0,1,-2... I'd arithmetic, geometric,or neither. Find the next three terms of the sequence

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.

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

math arithmetic sequence and series
A theater has 30 seats in the first row, 33 seats in the second row, 36 seats in the third row, and so on in the same increasing pattern. If the theater has 15 rows of seats, how many seats are in the theater?

MRGS SCHOOL.
State the fundamental theorem of Arithmetic.

Advanced Algebra
If the number m, 4m-8, m^2-6 are the first three terms of an arithmetic sequnce, what is m? I don't know what equation to start with. I tried getting the m from 4m-8 which is equal to 2 but the answer is different on m^2-6. Most likely my method is wrong. What should I do in ...

Math (arithmetic)
The total seating capacity of an auditorium is 1,065. The first row has 21 seats arithmetic series and each row has one seat more than the row in front of it. How many rows of seats are there in the auditorium?

ALGEBRA
the arithmetic mean of two numbers exceeds their geometric mean by two. find the numbers if one is 40 less than the other? help me please to solve this...

ALGEBRA
the arithmetic mean of two numbers exceeds their geometric mean by two. find the numbers if one is 40 less than other? please help me to answer this homework.

math
How many terms are there In an arithmetic Sequence with a common different of 4 and with the first and last term 3 and 59 Respectively.

Maths
2,x,y are the first three terms of an arithmetic sequence.If the 2nd term is decreased by 1.The three terms will form a geometric sequence.calculate x and y and my working out is that if i said x-1

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Homework Help: Math

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