Question

the first theorem in mathematics is in Xth class

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Answer 1

Answer:

Fundamental Theorem of Arithmetic :-

This theorem also says that the prime factorisation of a natural number is unique, except for the order of its factors. For example 20 can be expressed as 2×2×5. Using this theorem the LCM and HCF of the given pair of positive integers can be calculated.

#BRAINLIEST.