Question

what is a.p
define in brief​

Answer 1

Answer:

Arithmetic Progression (AP) is a sequence of numbers in order in which the difference of any two consecutive numbers is a constant value. ... For example, Roll numbers of students in a class, days in a week or months in a year.

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Answer 2

Dear, friends :)

: $\implies$ An arithmetic progression is a sequence of numbers such that the difference of any two successive members of the sequence is a constant.

: $\implies$ For example, the sequence 3, 5, 7, 9, 11,... is an arithmetic progression with common difference 2.

Arithmetic progression property:

a1 + an = a2 + an-1 = ... = ak+an-k+1