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  1. Chapter 1 Class 7 Integers
  2. Serial order wise

Transcript

Ex 1.3, 3 (i) For any integer a, what is (–1) × a equal to? −1 × a = −a Ex 1.3, 3 (ii) Determine the integer whose product with (–1) is (a) –22 (b) 37 (c) 0 (a) −1 × __ = −22 −1 × 22 = −22 So, answer is 22 (b) −1 × __ = 37 −1 × −37 = 37 So, answer is −37 (c) −1 × __ = 0 −1 × 0 = 0 So, answer is 0

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.