Mathematics, 28.01.2020 19:47 debrielcalderon
3. a concert choir is arranged, per row, according to an arithmetic sequence. there are 14 singers
in the third row and 30 singers in the seventh row.
(a) find the common difference of this arithmetic sequence
there are 10 rows in the choir and 6 singers in the first row
(b) find the total number of singers in the choir.
Answers: 1
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3. a concert choir is arranged, per row, according to an arithmetic sequence. there are 14 singers
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