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Statement Are True and False? in Each Case Give a Valid Reason for Saying So S : If X and Y Are Integers Such that X > Y, Then − X < − Y.

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Question

 statement are true and false? In each case give a valid reason for saying so

 s : If x and y are integers such that x > y, then − x < − y.

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Solution

x y

⇒ –x < –y     (By the rule of inequality)

Thus, the given statement is true.

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Chapter 31: Mathematical reasoning - Exercise 31.6 [Page 29]

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R.D. Sharma Mathematics [English] Class 11
Chapter 31 Mathematical reasoning
Exercise 31.6 | Q 7.4 | Page 29

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