1.   Write 2 · 2 · 2 · 2 · 2 · 2 · 2 using exponents.
    A. 26 B. 72
    C. 27 D. 67
    Hint

  2.   Evaluate 45.
    A. 64 B. 256
    C. 625 D. 1,024
    Hint

  3.   Which diagram models a perfect square?
    A. B.
    C. D.
    Hint

  4.   Which number is a perfect square?
    A. 26 B. 11
    C. 32 D. 36
    Hint

  5.   Which number is a perfect square?
    A. 32 B. 36
    C. 11 D. 26
    Hint



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