27. Which of the following statements is true? All functions have inverseh. If the function has an inverse. then the inverse needs to pass the wertical licie. test to be a function If an equation has an imverse, then the orignat equation will pass the. Belone locking for an inverse, an original equation must pass the verical horizontal whe iest. We test in order to be called a function. Find the domain of f(g(x)), if: f(x)=1/xg(x)=1/(x+4) Any real number Any real number except 0 or 4 Any real number except 4 Any real number except 0