HappySqurriel on 24 September 2008
You're essentially asking whether the limit of the sequence 0.9 * (0.1^n) is equal to 1 with n starting at 0 and going to infinity ... the answer is yes, but in order to prove it you must first take calculus
The sequence 0.5 * (0.5^n) is also equal to 1 with n starting at 0 and going to infinity
