1.   Write 120,000,000 in scientific notation.
    A. 12×107 B. 0.12×109
    C. 1.2×108 D. 1.2×109
    Hint

  2.   Rewrite a4 × b4 using a single base.
    A. a4b4 B. ab4
    C. ab8 D. ab16
    Hint

  3.   Simplify 11z2 × 9z3.
    A. 20z6 B. 99z5
    C. 20z5 D. 99z6
    Hint

  4.   Rewrite k9 ÷ k3 using a single base.
    A. k27 B. 3k3
    C. k3 D. k6
    Hint

  5.   Simplify (35)8.
    A. 158 B. 33
    C. 340 D. 313
    Hint

  6.   What is the value of 5x when x = 5?
    A. 25 B. 5
    C. 10 D. 3125
    Hint

  7.   Which is the graph of y = 0.5x?
    A. B.
    C. D.
    Hint

  8.   Use your calculator to evaluate the expression.
(5.9 × 108) × (2.4 × 109)
    A. 1.416 × 1012 B. 1.416 × 1017
    C. 1.416 × 1016 D. 1.416 × 1018
    Hint



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