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Express each number in a product of its prime factor

Posted by Suhaib Dar 4 years, 11 months ago

CBSE > Class 10 > Mathematics

2 answers

Yogita Ingle 4 years, 11 months ago

Question 1. Express each number as a product of its prime factors:
(i) 140 (ii) 156 (iii) 3825 (iv) 5005 (v) 7429

Answer:

(i) 140             = 2 x 2 x 5 x 7            =2² x 5 x 7
(ii)156             =2 x 2 x 3 x 13           =2² x 3 x 13
(iii)3825          =3 x 3 x 5 x 5 x 17    =3² x 5² x 17
(iv)5005          =5 x 7 x 11 x 13        =5 x 7 x 11 x 13
(v)7429           =17 x 19 x 23           =17 x 19 x 23

1Thank You

Suhaib Dar 4 years, 11 months ago

Express each number in a product of its prime factors

1Thank You

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CBSE > Class 10 > Mathematics