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nydimaria [60]
4 years ago
5

Find an explicit formula for the arithmetic sequence -45, -30, -15, 0, ....

Mathematics
1 answer:
love history [14]4 years ago
7 0

Answer:

  an = -45 +15(n -1)

Step-by-step explanation:

The explicit formula for an arithmetic sequence is ...

  an = a1 +d(n -1)

where an is the n-th term; a1 is the first term (-45), and d is the common difference (15). Filling in the values for the given sequence, we find the formula to be ...

  an = -45 +15(n -1)

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Answer:

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