SOLUTION: What is the common ratio of the G.P (2 - 1) + (3 - 2sqrt2) + ... Find the third term of the progression

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Question 1153561: What is the common ratio of the G.P
(2 - 1) + (3 - 2sqrt2) + ...
Find the third term of the progression
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
%282-1%29+%283-2sqrt%282%29%29+ ...
%282+-+1%29=1 -first term
%283+-+2sqrt%282%29%29 -second term
common ratio: %283+-+2sqrt%282%29%29+%2F%281%29=%283+-+2sqrt%282%29+%29
third term:
a%5B3%5D=a%5B1%5D%2Ar%5E%283-1%29=1%283+-+2sqrt%282%29%29%5E2=17+-+12+sqrt%282%29