1.   Which is the graph of y = 2.5x?
    A. B.
    C. D.
    Hint

  2.   Which equation represents exponential decay?
    A. y = 2.62(1.22)x B. y = 0.86(1.46)x
    C. y = 1.7(1.06)x D. y = 1.05(0.95)x
    Hint

  3.   Which expression describes this pattern of numbers:
4, 16, 64, 256, 1,024.
    A. 4x B. 4 + x
    C. x4 D. 4x
    Hint

  4.   Which table describes exponential growth?
    A. B.
    C. D.
    Hint

  5.   Which table describes exponential decay?
    A.
    B.
    C.
    D.
    Hint



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