Find lcm and hcf of 21,105,75 by prime factorization
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Answered by
1
Answer:
- 12=2×2×3, 15=3×5,21=3×7 hcf=3 lcm=2×2×3×5×7 =420
Answered by
14
Answer:
LCM = 535
HCF = 3
Step-by-step explanation:
21 = 3 × 7
105 = 3 × 5 × 7
75 = 3 × 5 × 5
HCF is 3
LCM is 3 × 5 × 5 × 7 = 525
hope you get your answer
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