Which of the following is not a question to ask when determining whether an expression involving exponents is completely simplif
ied? A. Are all parentheses gone?
B. Are all exponents positive?
C. have all negative constants been eliminated?
D. have all powers with the same base been combined?
Out of the choices given, the one that is NOT a question to ask when determining whether an expression involving exponents is completely simplified is; have all negative constants been eliminated. The correct answer is C.