Thanks for doing question, thought it was just a nice little question. Quite a straightforward question that looks a bit intimidating at the start, but plugging in values of n=0,1,2.. you can quite quickly see the pattern and the connection to the sum of a geometric sequence.
Thanks for doing question, thought it was just a nice little question. Quite a straightforward question that looks a bit intimidating at the start, but plugging in values of n=0,1,2.. you can quite quickly see the pattern and the connection to the sum of a geometric sequence.