Question: Consider the expression --a. Decide whether it is positive, negative, 0, or not a real number in each case. (a) a > 0 (b) a

Consider the expression -√-a. Decide whether it is positive, negative, 0, or not a real number in each case.(a) a > 0 (b) a < 0 (c) a = 0

(a) a > 0 (b) a < 0 (c) a = 0

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