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Mathematics
Mathematics
Problem
Find the sum to indicated number of terms in each of the geometric progressions in Exercises 7 to 10 : 8.
7
,
21
,
3
7
,
…
n
\sqrt{7}, \sqrt{21}, 3 \sqrt{7}, \ldots n
7
,
21
,
3
7
,
…
n
terms.
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