Answers

2014-11-24T21:50:09+05:30
It is a sequence of numbers such that the differences between the consecutive terms is constant 
for example:- the sequence 5,7,9,11,13,15 .................. is an arthimetic mean with common difference of 2
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2014-11-24T21:50:52+05:30
A progression  is called an airthmetic progression, if the difference of a particular term and its just previous erm is always the same.

example : 1,3,5,7,...........
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