Use a quantifier to make the following true or false, as indicated, where x is a natural number.x - 13 = 13 - x (make false)
A. For x = 13, x - 13 = 13 - x.
B. There exists a natural number x such that x - 13 = 13 - x.
C. There is no natural number x such that x - 13 = 13 - x.
D. At least one natural number x exists such that x - 13 = 13 - x.
Answer: C
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