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5 votes
F(x)=x^2+1 what is f(f(x))

A- x^4 + 2x^2 + 1
B- x^4 + 2x^2 + 2
C- x^4 + 2
D- x^4 + 1

1 Answer

3 votes
Dunno but I think shsbdbx
User Korobko Alex
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