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Method of Finding HCF

If a and b ar...

Question

If a and b are two prime numbers then find HCF(a, b).

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Solution

Prime factorization:
a = 1 × a
b = 1 × b

HCF = product of smallest power of each common prime factor in the numbers = 1

Thus, HCF(a, b) = 1 (no other common factor except 1)

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