) = {- In Exercises 21-24, evaluate each function at the given values of the independent variable and simplify. 21. f(x) = 5 – 7x а. 14) b. f(x + 3) c. f(-x) 22. g(x) = 3x2 – 5x + 2 b. g(-2) d. g(-x) a. g(0) c. g(x - 1) SVx - 4 if x 2 4 14 – x 23. g(x) if x < 4 a. g(13) b. g(0) c. g(-3) if x * 1 24. f(x) = 12 if x = 1 a. f(-2) b. f(1) c. f(2)

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