A formula for a function y = f(x) is f(x) = x -2x, x= 1. Find f (x) and identify the domain and range of
A formula for a function y = f(x) is f(x) = x -2x, x= 1. Find f (x) and identify the domain and range of f (x). To check the answer, determine whether F (f (x)) =f (f(x))=x. (Hint: Complete the square.) f (x) =] (Type an exact answer, using radicals as needed.)
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