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Kenneth Rosen Edition 7 Exercise 1.4 Question 13 (Page No. 53)

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  1. True – Witness = 3 (4>3), -3 (-2>-3)
  2. True – Witness – 0
  3. True – Witness – 0 
  4. False  – Counter Example- -2 ( -6 > -8)
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