Question: (a) If a R, prove that a 0 implies that a > 0, and in particular, show that -1 <0 <1. [5 marks] (b)
![(a) If a R, prove that a 0 implies that a > 0, and in particular, show that -1 <0 <1. [5 marks] (b) Write](https://dsd5zvtm8ll6.cloudfront.net/questions/2024/01/65b0bad5593cf_1706080980099.jpg)
(a) If a R, prove that a 0 implies that a > 0, and in particular, show that -1
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a To prove that a 0 implies a 2 0 we can use a proof by contradiction Assume for the case of contrad... View full answer
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