In the geometric series
it’s known that
. Find product of the nineteen first terms of this progression.
The second term of the geometric series is
. Find the product of three first terms of this progression.
Find the initial term and the common ratio of a geometric series
Find the initial term and the common ratio of a geometric sequence which consists of
terms. The sum of the first three terms is
, the sum of the last three terms is
The sum of three positive sequent numbers that make up an arithmetic series
. If you add
to these numbers, they would make up a geometric series
. Find these initial numbers.
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