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Ex 1.3, 5 (a) - Chapter 1 Class 7 Integers
Last updated at March 16, 2023 by Teachoo
Ex 1.3
Ex 1.3, 1
Ex 1.3, 2 (a) Important
Ex 1.3, 2 (b)
Ex 1.3, 3 (i)
Ex 1.3, 3 (ii) Important
Ex 1.3, 4
Ex 1.3, 5 (a) You are here
Ex 1.3, 5 (b) Important
Ex 1.3, 5 (c)
Ex 1.3, 5 (d) Important
Ex 1.3, 5 (e) Important
Ex 1.3, 5 (f)
Ex 1.3, 5 (g) Important
Ex 1.3, 5 (h)
Ex 1.3, 6
Ex 1.3, 7 Important
Ex 1.3, 8 Important
Ex 1.3, 9
Transcript
Ex 1.3, 5 Find the product, using suitable properties: (a) 26 × (– 48) + (– 48) × (–36) 26 × (−48) + (−48) × (−36) Taking (−48) common = (−48) × [26 + (−36)] = (−48) × [26 − 36] = (−48) × −[−26 + 36] = (−48) × −[36 − 26] = (−48) × −10 = 48 × 10 = 480
