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Find the values of a function f(x) if f(x) = 2x + 5, for f(2), f(4),...

  1. Find the values of a function f(x) if f(x) = 2x + 5, for f(2), f(4), f(k), and f(x2 + 2)
  1. The difference quotient of a function is given by: limh0f(x) fx+h-f(x)h . Find the difference quotient of, f(x) = 2x + 3 and f(x) = x2 + 2

  1. a. Prove that h(x) and k(x) are inverses of each other when h(x) =x+213  and k(x) = 3x + 21

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