Question

Find the 30term if the following sequence 1,7,13,19

Answer 1

an =an-1+d(n-1)

an-1 =1

d =(7-1) =6

a30 = 1+6*(30-1)

a30 =1+6*29

a30 =1 +174

a30 = 175

the 30th term is 175