An=−2+32(n−1) What is the 21st term of the sequence?

asked Jan 12, 2023 15.2k views

19 votes

An=−2+32(n−1)

What is the 21st term of the sequence?

by Ocko

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8 votes

Answer:

a₂₁ = 638

Explanation:

substitute n = 21 into the explicit formula

a₂₁ = - 2 + 32(21 - 1) = - 2 + 32(20) = - 2 + 640 = 638

Artur Czajka answered Jan 18, 2023

4.3k points

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