The 4th term of a geometric series is 6. The 7th term is 162. a) Find the
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The 4th term of a geometric series is 6. The 7th term is 162.
a) Find the 1st term and the common ratio, r.
b) Show that the sum of the first n terms can be written as
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a Let the first term be a and the common ratio be r Then the fourth term of the geometric series is ...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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