hdtv screens usually have a width to height ratio of 16:9 which screen dimensions are in the same screen proportion

Find the third,fifth and seventh term sequence described by each rule a(n)=n+1

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex