F(n + 1) = f(n) – 3. If f(4) = 22, what is f(1)?
1 answer:
Answer:
f(1) = 31.
Step-by-step explanation:
f(n + 1) = f(n) - 3
So f(4) = f(3) - 3
22 = f(3) - 3
f(3) = 22 + 3 = 25
so f(2) = 25 + 3 = 28
and f(1) = 28 + 3 = 31.
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