Answer:
11
Explanation:
a₁ = 1
aₙ ₊ ₁ = (aₙ)² - 5
When n = 1 ; a₁+₁ = (a₁)² - 5 {Substitute the value of a₁}
a₂ = 1² - 5
= 4
When n = 2 ; a₃ = (a₂)² - 5 {Substitute the value of a₂}
= 4² - 5
= 16 - 5
= 11
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