Question

Ok need some help with this one

Answer 1

\[a _{10}=12,a _{12}=23\]

Answer 2

okay what should I do here

Answer 3

Find a_{n} for the arithmetic sequence

Answer 4

a(n) = 5.5(n) - 43

Answer 5

Find \[a _{n}\]

Answer 6

thanks pk51 that was fast but how did u do it