RRB Government Jobs Exams

Which of these functions does not have an inverse?
A. f(x) = |x - 5|
B. h(x) = 2x - 9
C. k(x) = ln(- x + 4)
D. j(x) = x^1/3

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RRB Other Question
The range of the function f(x) = -x^2 + 2x - 5 is given by The range of the function h(x) = -|x - 5| - 2 is give by