Question

Without finding the inverse of the function, determine the range of the inverse of f(x) = sqrt (x-4)a) all positive real numbersb) all real numbers less than or equal to 4c) all real numbers greater than or equal to 4d) all negative real numbers

Answer 1

Given:

Given function is

$f(x)=\sqrt[]{x-4}$

Range of the inverse of f(x) be

all real numbers greater than or equal to 4.

Option C is the final answer.