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what is the difference between f and f x what is the difference between f 2 and f x )= 2 what is the difference between f 0 and f x )= 0 what is the difference between f 9 and f x )= 9 what is the difference between f 3 and f x )= 3 what is the difference between f x and f (- x in math what is the difference between f n and f x ) what is the difference between f x and f x 1 what is the difference between fx and f x what is the difference of f x and f x
