13 Answered Questions for the topic Arithmetic Sequences

Pre Calculus 11 - Arithmetic Sequences

On Alfredo's 10th birthday, his mother began giving him a weekly allowance of $10 and each week the allowance would increase by $0.50 if he did all his homework. How many weeks would it take for... more

What is the next fraction In the sequence

1/4, 3/8, 1/2, 5/18

determine if the sequence is arithmetic (-7,-9,-11,-13)

i want to know if the sequence is arithmetic and the common difference 

Describe the pattern in each sequence. Write an equation and find 20th term of each arithmetic sequence

 1. -7,-3,1,5.           2.  13,11,9,7,

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

math problem

In a certain archery competition, archers shoot 25 arrows and receive penalty points for each missed shot: 1 penalty point for the first miss and for each subsequent miss a penalty that is ½ point... more

explicit formula problem

Malcolm's parents put $1,200 into a savings account when he was born in 2006. every birthday, Malcolm's parents deposit 10% more than the previous year.Determine the explicit formula for the... more

explicit formula problem

Malcolm's parents put $1,200 into a savings account when he was born in 2006. every birthday, Malcolm's parents deposit 10% more than the previous year. Determine the explicit formula for the... more

3 numbers form an arithmetic sequence with a common difference of 11. If the first number....

           Three numbers form an arithmetic sequence with a common difference of 11. If the first number is decreased by 6, the second number is decreased by 1 and the third number is doubled,... more

arithmetic sequences

in this arithmetic sequence t4 = t12 if each of its terms is decreased by 6 then its seventh term will be equal to three times as much as its fourth term . write down the first 5 terms then find... more

What is the simple formula for the nth term of the following arithmetic sequence? 6, 2, -2, -6, -10..

Cant seem to solve this one, can anybody get the answer for me?

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