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F1 math
please help to find the general term for sequence 12,14,16,18,20,...

thx in advance....

2006-11-05 10:26:52 · 2 個解答 · 發問者 michelle 1 in 科學 數學

2 個解答

the general term=2n+10

because

12=2x1+10

14=2x2+10

16=2x3+10

18=2x4+10

20=2x5+10

so the general term=2n+10

2006-11-07 15:25:39 · answer #1 · answered by ? 7 · 0 0

10+2n


n=項數

2006-11-05 10:28:56 · answer #2 · answered by kelvinlee199259 5 · 0 0

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