Ex 12.1, 1 (vii) - Chapter 12 Class 8 Factorisation

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Ex 12.1, 1 Find the common factors of the given terms. (vii) 10 pq, 20qr, 30rp 10pq = 10 × pq = 2 × 5 × pq = 2 × 5 × p × q 20qr = 20 × qr = 2 × 2 × 5 × qr = 2 × 2 × 5 × q × r 30rp = 30 × rp = 2 × 3 × 5 × rp = 2 × 3 × 5 × r × p So, 10pq = 2 × 5 × p × q 20qr = 2 × 2 × 5 × q × r 30rp = 2 × 3 × 5 × r × p So, Common factor = 2 × 5 = 10

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo