Posted by **Anonymous** on Sunday, February 21, 2010 at 8:04am.

In the sequence: x+4y ; 2y+2 ;x ;y-1, (consisting of 4 terms) the first three terms form an arithmetric progression, while the last three tern form a geometric sequence. Calculate the values of x and y. Answer(s) can be left in surd form.

## Answer This Question

## Related Questions

- maths - three number form an arithmetric sequence. Their sum is 24. A)If 'a' is ...
- Maths - 1..The first 2 terms of a geometric progression are the same as the ...
- SeQuEnCeS and SeRiEs: HELP PLZ! - The first three terms of the sequence -8,x,y,...
- Maths - 2,x,y are the first three terms of an arithmetic sequence.If the 2nd ...
- maths - the sum of the first nine terms of an arithmetic sequence 216. The 1st, ...
- MATH - A new sequence is formed by adding together the corresponding terms of a ...
- MATH!! - ~Determine whether each sequence is arithmetic or geometric fund the ...
- math - in an arithmetic sequence whose first term is 4, the 1st, 3rd and 7th ...
- Can someone help me?! - The 1st, 5th and 13th terms of an arithmetic sequence ...
- math - in an arithmetic sequence the common difference is equal to 2.the first ...

More Related Questions