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Mathematics 7 Online
OpenStudy (ayonnaleflore):

Which is the iterative rule for the sequence: 15.5, 13, 10.5, 8, 5.5, 3, …? an = 18 – 2.5n an = 15.5 − 2.5n an = 18 + 2.5n an = 15.5 + 2.5n

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