The nth term of a sequence is 2n^2 + 4n - 1 Work out the 10th term of the sequence

Michael Pryor asked May 10, 2022

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38 votes

The nth term of a sequence is
2n^2 + 4n - 1
Work out the 10th term of the sequence

Michael Pryor asked May 10, 2022

3.3k points

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19 votes

Answer:

a₁₀ = 239

Explanation:

Substitute n = 10 into the nth term rule , that is

a₁₀ = 2(10)² + 4(10) - 1

= 2(100) + 40 - 1

= 200 + 39

= 239

Mfitzp answered May 14, 2022

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