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WITCHER [35]
3 years ago
6

PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!

Mathematics
1 answer:
yan [13]3 years ago
8 0

Answer:

b. f(n) = 2n^2 + 1

Step-by-step explanation:

Thanks for explaining the nth thing to me. It all makes sense now :'D

I'll be honest I think you're at least a grade level above me in math.

It's b. because

f(n) = 2(1)^2 + 1

        2(1) + 1

        2 + 1 = 3 (first term)

f(n) = 2(2)^2 + 1

        2(4) + 1

        8 + 1 = 9 (second term)  ...and so on. :)

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