Introduction || Important terms related to arithmetic progression || formation of A.P. || Examples

Arithematic Progression|Nth Term of an A.P

Sum of n Terms of an A.P. | Examples

Introduction of sequence and series|Arithmetic progression|Arithmetic mean

Introduction to Arithmetic Progressions and nth term

Properties of arithmetic progression|Introduction to geometric progression

Introduction || Sequence || Series || Progression || Arithmatic Progression (A.P.) || A.P.terminologies || Consecutive terms OF A.P. || General apperence OF A.P. || Common difference OF A.P. Condition for a sequence to be A.P

Important points on A.P.

Arithmetic Progression(A.P) | Arithmetic progression problems

Arithmetic Progression(A.P) | Arithmetic progression problems

If 2nd, 8th, 44th term of an non-cosntant arithmetic progression is same as 1st, 2nd & 3rd term of Geometric progression respectively and first term of arithmetic progression is , then sum of first 20 terms of that arithmetic progression is