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SAT数学-数列 Example 07

Question 1

The first term of the sequence above is 1, and the terms 1, 2, and 3 repeat in that order infinitely, What is the sum of the 48th and 49th terms of this sequence?
A
3
B
4
C
5
D
6
E
8
Question 1 Explanation: 
There is 1 question to complete.
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Shaded items are complete.
1
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