IMP Question
1 Express each number as a product of its prime factors:
(i) 140
(ii) 156
(iii) 3825
(iv) 5005
(v) 7429
1 Express each number as a product of its prime factors:
(i) 140
(ii) 156
(iii) 3825
(iv) 5005
(v) 7429
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Answers & Comments
Answer:
i) 140
Prime factorization of 140 = 2 × 2 × 5 × 7
= 2² × 5 × 7
(ii) 156
Prime factorization of 156 = 2 × 2 × 3 × 13
= 2² × 3 × 13
(iii) 3825
Prime factorization of 3825 = 3 × 3 × 5 × 5 × 17
= 3² × 5² × 17
(iv) 5005
Prime factorization of 5005 = 5 × 7 × 11 × 13
(v) 7429
Prime factorization of 7429 = 17 × 19 × 23
Explanation:
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