Assignment:
Use the geometric sequence of numbers 1, 3, 9, 27, ... to find the following:
a) What is r, the ratio between 2 consecutive terms?
b) Using the formula for the nth term of a geometric sequence, what is the 10th term?
c) Using the formula for the sum of a geometric series, what is the sum of the first 10 terms?
Provide complete and step by step solution for the question and show calculations and use formulas.