A table for the function f(x) is shown to the right. Use the table to answer the questions below. y = f(x) 84 21 70 (a) f(42) = Number 42 63 (b) ƒ-l (21) = Number 63 49 70 42 (c) ƒ( Number ) = 70 84 21 (d) ƒ¯l ( Number ) = 70

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