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Ex 14.1, 3 (iv) - Factorise 15 pq + 15 + 9q + 25p - Ex 14.1

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Ex 14.1, 3 Factorise. (iv) 15 pq + 15 + 9q + 25p 15 pq + 15 + 9q + 25p = 15pq + 25p + 15 + 9q = (15pq + 25p) + (15 + 9q) Both have 5 and p as common factor Both have 3 as common factor = 5p (3q + 5) + 3 (5 + 3q) = 5p (3q + 5) + 3 (3q + 5) Taking (3q + 5) Common, = (3q + 5) (5p + 3)

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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.