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Mathematics
Cynthia Knapp
22 April, 10:27
What follows in this line
3, - 6, 12, 4, 20,?
+1
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Thalia Bradley
22 April, 14:14
0
First differences are - 9, + 18, - 8, + 16, suggesting that the next ones will be - 7, + 14.
Hence, the next two terms might be expected to be 13, 27.
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