Question

The n th term of an A.P.is 5n-1.Then the common difference is……….

Answer 1

Answer:

common difference = 5

Step-by-step explanation:

Tn = 5n-1

put n = 1

T1 = 5(1) -1 = 5-1 = 4

Put n = 2

T2 = 5(2)-1 = 10-1 = 9

common difference = d = T2-T1 = 9-4 = 5