Posted by **THOMAS HARDY** on Sunday, November 15, 2009 at 7:58am.

What value of p are

2p-1,7 and 3P three consecutive terms of ARITHMETIC PROGRESSION

- MATH -
**tchrwill**, Sunday, November 15, 2009 at 9:53am
What value of p are 2p-1, 7 and 3p three consecutive terms of an ARITHMETIC PROGRESSION?

Letting a = the common difference, we can write

1--(7 - a) = 2P - 1 and

2--(7 + a = 3p

Adding yields 14 = 5p - 1 from which p = 3 making the 3 terms 5, 7 and 9.

- MATHhanley -
**ty**, Tuesday, November 17, 2009 at 9:28pm
figer math for 2nd grade

## Answer This Question

## Related Questions

- math - The first, the third and the seventh terms of an increasing arithmetic ...
- Math (Geometric Progression) - 5 distinct positive reals form an arithmetic ...
- Math - 5 distinct positive reals form an arithmetic progression. The 1st, 2nd ...
- AP calculus - Given an arithmetic progression -7,-3,1,..., state three ...
- math - I would need help with example: The sum of three consecutive terms of ...
- Math - A sequence is called an arithmetic progression of the rst order if the di...
- AP calculus - The consecutive terms of an arithmetic progression are 5-x, 8, 2x...
- math - The three terms x+12, 3x+5 and 2x+25 are the first three terms of an ...
- math - find X if the numbers X+3, 5x-3, and 7x+3 are three consecutive terms of...
- arithmetic - Two arithmetic progression have thd same first and last terms.the ...

More Related Questions