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Ex 1.4, 2 (ii) - Chapter 1 Class 9 Number Systems

Last updated at May 29, 2023 by

Ex 1.5,2 - Chapter 1 Class 9 Number Systems - Part 2

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Ex 1.4, 2 Simplify each of the following expressions: (ii) (3 + 3) (3 3) (3 + 3) (3 3) We know that, (a + b) (a-b) = a2 b2 Putting a = 3, b = 3 = (3)2 ( 3)2 = 9 3 = 6

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.