Question

A geometric sequence is defined by the equation: http://prntscr.com/ap2o13 What are the first three terms of the sequence and what is the common ratio, r?

Answer 1

To answer this question:

1. Let n=1, 2, 3
2. Substitute each value of n into the given formula to determine what the nth term is
3. Determine the common ratio (the number that produces the next term in the sequence when you multiply the current term by it).

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