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Last updated at Jan. 3, 2019 by Teachoo

Transcript

Ex 3.5, 6 Find all the prime factors of 1729 and arrange them in ascending order. Now state the relation, if any; between two consecutive prime factors.To find the factors, we do Prime factorization of 1729 1729 = 7 × 13 × 19 So, factors are 7, 13, 19 Here, difference between two factors is 6 Rough Here, 1729 is not divisible by 2, 3, 5. So, we try with 7 Here, 247 is not divisible by 7 or 11. So, we try with 13. 19 is a prime number So, we divide it by 19 1729 divided by 7 is 247 247 cannot be divided by 7 247 divided by 13 is 19

Ex 3.5

Ex 3.5, 1 (a)
Important

Ex 3.5, 1 (b)

Ex 3.5, 1 (c)

Ex 3.5, 1 (d)

Ex 3.5, 1 (e)

Ex 3.5, 1 (f)

Ex 3.5, 1 (g)

Ex 3.5, 1 (h)

Ex 3.5, 1 (i)

Ex 3.5, 2

Ex 3.5, 3 Important

Ex 3.5, 4

Ex 3.5, 5

Ex 3.5, 6 Important You are here

Ex 3.5, 7

Ex 3.5, 8

Ex 3.5, 9 Important

Ex 3.5, 10 Important

Ex 3.5, 11

Ex 3.5, 12

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.