1.   Express 45,280,000 in scientific notation.
    A. 45.28 × 106 B. 4.528 × 107
    C. 4.528 × 10-7 D. 4.528 × 106
    Hint

  2.   Express 0.091 in scientific notation.
    A. 9.1 × 10-2 B. 9.1 × 10-1
    C. 9.1 × 102 D. 9.1 × 101
    Hint

  3.   Simplify
    A. 5t3u3v4 B.
    C. D.
    Hint

  4.   What is ?
    A. 6 B.
    C. 9 D.
    Hint

  5.   If and , what is
    A. B. 125
    C. D. 216
    Hint



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