K The function f(x) = x2 + 8, x 20 is one-to-one. (a) Find the inverse of f and check the answer. (b) Find the domain and the range of f and f 1. (c) Graph f, f , and y = x on the same coordinate axes. a Find the domain of f . Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The domain is (x x2 } O B. The domain is { x xs O C. The domain is {x|x * O D. The domain is the set of all real numbers. Find the range of f . Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The range is {ylys } O B. The range is {yly O C. The range is {ylyz } O D. The range is the set of all real numbers. Next