Solve step b and c

Several terms of a sequence {an ), are given below 1 2 4' 8 16 a. Find the next two terms of the sequence b. Find a recurrence relation that generates the sequence c. Find an explicit formula for the general nth term of the sequence. 04 b. Find a recurrence relation that generates the sequence an - 15 a for n = 1. 2, 3... c. Find an explicit formula for the general nth term of the sequence an = for n = 1. 2. 3