Asked by Brandi

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

A. 2
B. 1/2
C. 3
D. 4
Answered by drwls
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?
Answered by Brandi
the exponet for a^ is -4. And 1/2 is the beginning of the problem.
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