math

f(x)=x^3+4 f=1, f=-1
would the answer be 5 and 4? help Thought I knew this

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  1. f(x)=x^3+4
    Not sure what you mean by f=1
    would it be
    f(1)=1^3+4=5
    and
    f(-1)=(-1)^3+4=-1+4=3

    ??

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