Get live Maths 1-on-1 Classs - Class 6 to 12
Ex 1.3, 5 (e) - Chapter 1 Class 7 Integers
Last updated at March 22, 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)
Ex 1.3, 5 (b) Important
Ex 1.3, 5 (c)
Ex 1.3, 5 (d) Important
Ex 1.3, 5 (e) Important You are here
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: (e) 625 × (–35) + (– 625) × 65 625 × (–35) + (– 625) × 65 = 625 × (-35) + 625 × (−65) Taking 625 common = 625 × [(−35) + (−65)] = 625 × [−35 − 65] = 625 × −[35 + 65] = 625 × −100 = −62500
