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Katarina [22]
4 years ago
11

Find an explicit rule for the nth term of the sequence. 7, -7, 7, -7, ...

Mathematics
1 answer:
skelet666 [1.2K]4 years ago
6 0
Try a_n=7(-1)^{n+1}, where n\ge1.
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Answer:

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Subtract 7x from 5x.

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Multiply both sides to reverse the inequality.

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Divide both sides by 2.

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3 years ago
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ICE Princess25 [194]

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Step-by-step explanation:

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antiseptic1488 [7]

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If A has the coordinate -10 and C has the coordinate 14 and B is the midpoint of a AC, then what is the coordinates of D which i
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