1.   Find the first four terms of the sequence in which a1= -5 and
an+1 = an + 1.
    A. 5, 4, 3, 2 B. -5, -4, -3, -2
    C. 4, 3, 2, 1 D. –4, -3, -2, -1
    Hint

  2.   What are the first six terms of the sequence in which a1= 7 and
an+1= an - 3?
    A. 7, 4, 1, -2, -5, -8
    B. 7, -3, 4, 1, 2, -1
    C. 1, 2, 7, 9, 12, 17
    D. –3, 7, -8, -2, -5, -8
    Hint

  3.   Find the first four iterates of the function f(x) = 7x + 2 if x0 = 3.
    A. 7, 12, 18, 36 B. 3, 23, 47, 81
    C. 23, 76, 114, 208 D. 23, 163, 1143, 8003
    Hint

  4.   Which of the following is not a recursive formula?
    A. B.
    C. D.
    Hint

  5.   Dave and Nick started out with a garden of 5 tomatoes. Each week, they grew three times as many tomatoes as the week before. How many tomatoes an do they grow in the nth week?
    A. 3 + an -1 B. 3n
    C. 3an-1 D. 5 + 3n
    Hint



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