Question

First Term Of An A.P is 4 And Common Difference is 5 What is its 13th term

Answer 1

A13=a+(n-1)d

A13=4 + (13-1)5

A13= 64

Answer 2

Ans : a = 4
d = 5

a13 = a + 12d
= 4 + 12 (5)
= 4+ 60
=64

Hope it helps....!!