Posted by **Carol** on Tuesday, June 4, 2013 at 12:35pm.

The first difference of a sequence is 8, 12, 16, 20,... The sum of the first two terms of the original sequence is 14. Find the first three terms of the original sequence.

The first term of the original sequence is? 4

What is the second term of the original sequence? 8

What is the third term of the orignal sequence? ???

- Math for Educators -
**bobpursley**, Tuesday, June 4, 2013 at 12:47pm
the first sum is 14...

differences are always multiple of 4, or

2,3,4,5... so going backwards, 3,2,1 times 4..

first term has to be 4, the second 8 more

4,8, the third term is 12 more

4,8,20 and so on.

## Answer This Question

## Related Questions

- college - The first difference of a sequence is 6, 10,14,18. The sum of the ...
- help - the first term of an original sequence is 3,6,9,12,15,... Find the first ...
- math - in an arithmetic sequence the common difference is equal to 2.the first ...
- math - The first and second terms of an exponential sequence (G.P) are ...
- maths - the sum of the first nine terms of an arithmetic sequence 216. The 1st, ...
- math - in an arithmetic sequence whose first term is 4, the 1st, 3rd and 7th ...
- Maths - 1..The first 2 terms of a geometric progression are the same as the ...
- Further mathematics - An exponential sequence (GP)of positive terms and a linear...
- Further mathematics - An exponential sequence of positive terms and a linear ...
- Functions 11: Series and Sequence 2 - The sum of the first two terms of a ...

More Related Questions