Find the HCF of the following numbers by the prime factorisation metho – InterviewSolution

1.

Find the HCF of the following numbers by the prime factorisation method.a) 28, 42, and 99

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Answer:

1

Step-by-step explanation:

28 = 2 × 2 × 7

42 = 2 × 3 × 7

99 = 3 × 3 × 11

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