Question

5. Find the HCF of 70 and 231​

Answer 1

Step-by-step explanation:

Find the prime factorization of 70

70 = 2 × 5 × 7

Find the prime factorization of 231

231 = 3 × 7 × 11

To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 7

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