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PLEASE HELP! Math (recursive sequences)

PLEASE HELP! Math (recursive sequences)-example-1

1 Answer

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Answer:

a₄ = 123

Explanation:

a₁ = 1

a₂ = (1)² + 2

a₂ = 3

a₃ = (3)² + 2

a₃ = 11

a₄ = (11)² + 2

a₄ = 123

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