Question

can the number 4^n, n being a natural number end with the digit 0? give reason​

Answer 1

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Answer 2

$\huge \bold{hey \: there}$

➡For a number to end with zero, it must have 10 i.e. 2 and 5 in its prime factorisation.

➡4=2×2

➡The prime factorisation of 4 does not include 5.

➡Hence, the number 4^n cannot end with the digit zero.