In an arithmetic progression

MATHEMATICS · Multi-part · CBSE · Mathematics · Arithmetic Progressions · Arithmetic Progressions

Problem

In an arithmetic progression, the

5

th term is

22

and the

12

th term is

50

. (a) Find the first term

a

and the common difference

d

. (b) Using the values of

a

and

d

, calculate the

30

th term of the progression.