1.   Write using negative exponents.
    A. 2-4 B. -2-4
    C. 2-3 D. -24
    Hint

  2.   Rewrite without using a fraction bar.
    A. a2b2(-c3d) B. a2b2 - c3d
    C. a2b2c-3d-1 D. a2b2c-3d
    Hint

  3.   Write the expression m-7 using a positive exponent.
    A. B. m7
    C. D. -m7
    Hint

  4.   Write as an expression using a negative exponent.
    A. -26 B.
    C. D. 2-6
    Hint

  5.   Evaluate x-4 if x = 3.
    A. 81 B.
    C. -81 D.
    Hint



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