Question

nth term of the A.P. 13, 8, 3, -2,..

Answer 1

Given :

• First term = 13

• Common difference = - 5

To Find :

• nth term of the given A.P

Solution :

⇒ An = a + ( n - 1 ) d

→ An = 13 + ( n - 1 ) × ( - 5 )

→ An = 13 - 5n + 5

→ An = 18 - 5n