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The n^th term in a sequence is defined to be 6n + 7. What is the average (arithmetic mean) of the 55^th and 21^st terms? a. 337 b. 235 c. 133 d. 105
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The n^th term in a sequence is defined to be 6n + 7. What is the average (arithmetic mean) of the 55^th and 21^st terms? a. 337 b. 235 c. 133 d. 105
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Tod ThielLv2
26 Jan 2019