Question

Almost done please help

Answer 1

`a_(n) =1.7n+(n-1)0.5`

Explanation:

I hope this helps.

Answer 2

an = .5n +1.2

Explanation:

The formula for an arithmetic sequence is given by

an =a1 + d(n-1) where a1 is the first term and d is the common difference

an = 1.7 + .5 (n-1)

Distribute

an = 1.7 + .5n - .5

Combine like terms

an = .5n +1.2