Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.a = 2; r = 4?

A. a5 = 2 + 16?, an = 2 + 4?(n-1)
B. a5 = 512?, an = 2 ? 4n-1?
C. a5 = 2,048?5, an = 2 ? 4n?n 
D. a5 = 512?4, an = 2 ? 4n-1?n-1 


Answer: D

Mathematics

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