1.   If f(x) = [2x - 1], find f(5.4).
    A. 8 B. 10
    C. 9.8 D. 9
    Hint

  2.   If g(x) = |x + 3|, find g(-7).
    A. -4 B. -7
    C. 4 D. 10
    Hint

  3.   Identify h(x) = [x] + 4.
    A. constant function
    B. greatest integer function
    C. direct variation function
    D. absolute value function
    Hint

  4.   Choose the graph of f(x) = |x| - 2.
    A. B.
    C. D.
    Hint

  5.   Which equation describes graph A?
   
    A. y = 2.25x - 1 B. y = 2.25| x | - 1
    C. y = | x - 1 | D. y = | 2.25x |
    Hint



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