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Is the equation x = e^(log x) true for every real x?
ANo, only for x > 0
BYes, but only at x = 1
CNo, only for x < 0
DYes, for all real x
Answer & Solution
Correct answer: A. No, only for x > 0
The logarithm is defined only for positive numbers, so the identity holds only when x > 0.
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