26 Answered Questions for the topic Arithmetic Series

Pre Calculus 11 - Arithmetic Series

What is the first term of a 10-term arithmetic series with t2=10 and S=120? Leave your answer in exact form.Sadly, I don't even know where to start with this question. I understand that there is... more

This question is related to Sigma notation. Please help me go through this.

Use properties of summation and constant/arithmetic/geometric series to find n+1∑r=3 (n+2+3r+1/5^r) in terms of n.

Arithmetic series/sequence simple problem

  I have to use term or sum arithmetic series/sequence formulas to solve the 3 parts of this problem, but I don't understand how to convert the numbers provided into a usable equation.   An... more

Determine the sum of this arithmetic series 5+8+11+...+53

Determine the sum

how to do problem like the following super fast? 99+98+97+96...+2+1/99!

Steps to solve the question please.   99+98+97...+2+1/99 factorial

Arithmetic Series. Help me find S25

Help me find S25 if a1=-4 and common difference(d)=3

the following series is arithmetic: 5+8+11+...+116

I have to show how I arrived at the following: a) determine the number of terms in this series. b) determine the sum of this series.  

Arithmetic series

Series of odd number is 1+3+5+7+...    a)Prove that the sum of the first n odd integers is n squared     b) Check answer to a) by finding S1. S2. S3 and S4

Put 5 terms between 1 and 1.3 So that together with the given terms they can form an AP

Put 5 terms between 1 and 1.3 So that together with the given terms they can form an AP

arithmetic sequence/series?

Use the following information to construct the arithmetic series, indicate the first term, common difference, and value of the iPhone after 3 years with an initial cost of $200 and a depreciation... more

How would you find the tenth term?

the 7th term of an arithmetic series is 21 and the 21st term is 301. What is the tenth term?  

AP 1st term=x+1, 2nd term=2x-1, 4th term=2x+5, find x, a, d

AP 1st term=x+1, 2nd term=2x-1, 4th term=2x+5, find x, a, d   Please help me how to find even one of these values. I don't even have the sum of given terms, so I really have no value to progress. 

Arithmetic Series question

'A merchant places $1 in a jackpot on August 1, then draws the name of a regular customer. If the customer is present, he or she wins the $1 in the jackpot. If the customer is not present, the... more

Arithmetic Series

The first term of an arithmetic series is 12 and the 5th term is -90. The series has 10 terms in total. What is the sum of this series?

How to find the closed form definition of a series?

How does one determine if the following series is arithmetic or geometric?    n  f(n)  Σ0  1     11  5     62  14   20 3  30   504  55   105   If it is arithmetic, what is the common... more

sequence/series question. PLEASE HELP!!!!

What is 32nd term if given the following      X                 Y   1                  1 2                  3 3                  6 4                  10     Please help!!!!. I can see... more

Series and common ratios

If the first term of a series is 2 and the 6th term is 10: a) what is the comoon difference b) what is the common ratio   thank you.

Provide an example of an arithmetic series which totals zero. Using complete sentences, explain how you created the example.

Provide an example of an arithmetic series which totals zero. Using complete sentences, explain how you created the example.

Sum of first 4 terms of arithmetic progression is 28 and sum of first eight terms is 88. Find sum of first 10 terms.

Sum of first 4 terms of arithmetic progression is 28 and sum of first eight terms is 88. Find sum of first 10 terms.

5+8+11+14+...=670

Find how many terms of this arithmetic series are needed to make the given sum

) How many terms of the following series are needed to make the given sum

a) 5+8+11+14+...=670   b) 3+8+13+18+...=1575   c) 64+62+60+...=0

find the sums of the following series:

a) 5+7+9+....+75       b) (x+1)+(2x+1)+(3x+1)+....+(21x+1)
1

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