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

Last updated at August 14, 2026 by

Ex 1.4, 2 (ii) - Simplify (3 + √3) (3 - √3) - Teachoo [with Video] - Ex 1.4

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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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