A sequence is defined by the recursive function f⁡(n+1)=f⁡(n)−2 If f of 1 is equal to 10 , what is f of 3 ?

Start with f(1) = 10. The rule subtracts 2 each time n increases by 1, so f(2) = 10 − 2 = 8 and f(3) = 8 − 2 = 6. The correct choice is 6.

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