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Evaluate 1/2a^–4b^2 for a= –2 and b= 4.

A. 2
B. 1/2
C. 3
D. 4

  • Math -

    What exponent follows the "a^" ?
    You need to use some parentheses to clarify what the exponents are. Also, is (1/2) at the beginning a multiplying coefficient or is the following a in part of the denominator?

  • Math -

    the exponet for a^ is -4. And 1/2 is the beginning of the problem.

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