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Mathematics
Sequences and Series
Finding the terms of a sequence
The second difference of a sequence is a constant 5. The differences between the first term and the second term, 12, is 8. How do I find the first five terms?
1 answer
4, 12, 17, 25, 30, 38
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easy. d = 2 12 term is 58 ---> a+11d = 58 a+22=58 a = 36
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