Which statement best describes f(x) = -2√√/x-7+1?
O 6 is in the domain of f(x) but not in the range of f(x).
O 6 is not in the domain of f(x) but is in the range of f(x).
O6 is in the domain of f(x) and in the range of f(x).
O-6 is neither in the domain of f(x) nor in the range of f(x).