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2 years ago

7

The bids in an online auction are represented by the arithmetic sequence shown below. Write an explicit formula to represent the

bids as an arithmetic sequence. What is the bid?
207,216,225,234

1 answer:

sesenic [268]2 years ago

7 0

Answer:

aₙ = 207+9*(n-1)

Step-by-step explanation:

a1 = 207+9*(1-1) = 207

a2 = 207+9*(2-1) = 216

a3 = 207+9*(3-1) = 225

....

aₙ = 207+9*(n-1)

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