Sequences and Series (1 Viewer)

[twistedrebel]

The fourth term of an arithmetic sequence is 116 and the common difference is 9. Find (a) the first term (b) 30th term.

Can someone do part (b)?

EDIT: Couchman and Jones, Exe 14.4, Q16. (b) answer is 172 at the back

 

[twistedrebel]

show that
are in arithmetic progression

 

[jet]

 

[jet]