Mathematics · Number System
Which of the following is a correct method for finding the Highest Common Factor (HCF) of two numbers?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Division Model: Divide both numbers by a common number to find the highest factor.
- 2Prime Factorization Model: Find the prime factorization of both numbers, then multiply the common prime factors taken with their lowest powers.✓
- 3Subtraction Model: Subtract both the numbers and check the common factor.
- 4Addition Model: Add the two numbers and check the common factors of the sum.
Correct answer
Prime Factorization Model: Find the prime factorization of both numbers, then multiply the common prime factors taken with their lowest powers.
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