A geometric progression has first term , common ratio and sum to infinity is 6. A second geometric progression has first term 2, common ratio 2 and sum to infinity is 7. Find the values of and .
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Formula of Sum of infinity series = a÷1-r use this formula I will hope you get answer here a is Frist term of series and r is common ratio
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Answer:
using sum of infinity formula
all the work is given in image
Cambridge International AS and A level Mathematics
9709 paper 11 Q9 November 2013
@amirsalim95
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