Ex 14.5,  5 - Chapter 14 Class 11 Mathematical Reasoning - Part 4

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  1. Chapter 14 Class 11 Mathematical Reasoning (Deleted)
  2. Serial order wise

Transcript

Ex14.5, 5 Which of the following statements are true and which are false? In each case give a valid reason for saying so. (iv) s: If x and y are integers such that x > y, then –x < –y. x > y Multiplying –1 both sides (–1)x < (–1)y –x < –y This is the rule of inequality Thus, the given statement s is true.

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.