Question

Show that the sequence <an> Defined by an= 4n+5 is an A.P. Also, Find its Common Difference. ​

Answer 1

Answer:

4

Step-by-step explanation:

an= n^2 + 5 (given)

n=1,

a1=1^2+5=6

n=2,

a2=2^2+5=9

d=a2-a1

d=9-6 = 3