Math, asked by soni4194, 1 year ago

Find lcm and hcf of 21,105,75 by prime factorization

Answers

Answered by varadtradingindia

1

Answer:

12=2×2×3, 15=3×5,21=3×7 hcf=3 lcm=2×2×3×5×7 =420

Answered by kartik2507

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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