The sum of the first two terms of a geometric progression is 10. The sum to infinity
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The sum of the first two terms of a geometric progression is 10. The sum to infinity of the geometric progression is 18. Work out the two possible values of the common ratio, r.
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Let the first term of the geometric progression be a and the common ratio be r W...View the full answer
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Related Book For
Complete Pure Mathematics 1 For Cambridge International AS & A Level
ISBN: 9780198427438
2nd Edition
Authors: Jean Linsky, Brian Western, James Nicholson
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