Question

Define an arithmetic progression.

Answer 1

Answer with Step-by-step explanation:

Arithmetic progression :  

An arithmetic progression (AP) is a list of numbers in which each term is obtained by adding a fixed number to the preceding term except the first term. This fixed number is called the common difference (d) of the AP. It can be positive, negative or zero.

In general, a , a + d , a + 2d , a + 3d,.......represent an arithmetic progression, where 'a' is the first term and 'd' is the common difference.  This is called General form  of an AP.

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Answer 2

Answer

An arithmetic progression is a set of numbers, arranged in such a manner that they have a common difference.

Example: 1, 2, 3, 4..

Here, a = 1, d = 1