State the domain and range of the one-to-one functions f and f-1.f(x) = 
A. f(x): domain ?
, range (-?, -5) ? (-5, ?);
f-1(x): domain (-?, -5) ? (-5, ?), domain ?
B. f(x): domain (-?, ?), range ?
;
f-1(x): domain ?
, range (-?, ?)
C. f(x): domain (-?, -5) ? (-5, ?), range (-?, 0) ? (0, ?);
f-1(x): domain (-?, 0) ? (0, ?), range (-?, -5) ? (-5, ?)
D. f(x): domain (-?, ?), range (-?, ?);
f-1(x): domain (-?, ?), range (-?, ?)
Answer: C
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