Question

1
Express 140
as in prime factors​

Answer 1

Answer:

140 = 2×2×5×7

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Answer 2

Fundamental Theorem of

arithmetic:

Every composite number can be expressed (factorised) as a product of primes , and this

factorisation is unique , apart from the order in which the prime factors occur.

__________________________

Now ,

140

= 2×70

= 2×2×35

= 2×2×5×7

Therefore,

140 = 2×2×5×7

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