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tracyyahoo
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If the function F is defined by F(x)=x^2+1/x^2 for all nonzero numbers X, then F(-1/x)=
A.-1/f(x)
B.1/f(x)
C.1-f(x)
D.-f(x)
E.f(x)
A.-1/f(x)
B.1/f(x)
C.1-f(x)
D.-f(x)
E.f(x)
